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1 Chapter 2 1. You are given: 1 5 t F0 ( t) 1 1,0 t Calculate: a. S () t 0 b. Pr[ T0 t] c. Pr[ T0 t] d. S () t e. Probability that a newborn will live to age 25. f. Probability that a person age 25 will live to age 75. g. Probability that a person age 25 will die between age 50 and age 75. h. i. j. 25 k. 100 l. t p m. 10 p 50 n. tq o. 10q 50 p. 10 p50 10q50 q. p 50 r. u t q s. f () t t. ET [ ] u. e v. Var[ T ] w. Standard Deviation of T 50. EK [ 120] y. Var[ K 120] 2. You are given that mortality follows Gompertz Law with B = and c = 1.1. Calculate: a. b. 25 c. 100 d. S () t 0 e. Pr[ T0 t] f. Pr[ T0 t] g. S () t h. Probability that a newborn will live to age 25. i. Probability that a person age 25 will live to age 75. j. Probability that a person age 25 will die between age 50 and age 75. k. l. t p m. 10 p 50 n. tq o. 10q 50 p. 10 p50 10q50 q. p 50 r. u t q s. f () t

2 3. You are given that that c for all 0 where c is a constant. This mortality law is known as a constant force of mortality. a. t p b. tq c. d. e e. Var[ T ] f. e g. 10 p 10 h. 10 p 100 i. 10 p 500 j. Would this be a reasonable model for human mortality? Why or why not? 4. You are given a. F ( ) 0 b. S ( ) 0 c. S () t d. f ( ) 0 e. ET [ 0] f. Var[ T 0] g. 40q 0 h. 40 p 0 t i. Pr(40 T0 60) j. k. 75 l. t p m. t q 2 t q0 for 0 < t < 100. Calculate: 10, 000 n. q t 75 o. p t 75 p. ET [ ] q. ET [ 75] r. e s. e 0 t. e 75 u. e 75:10 v. u tq w q 75

3 2 5. You are given that 100 for Calculate F( ) and 0 10 p Book Eercise Book Eercise 2.13 Submit spreadsheet to support your work. 8. You are given the following mortality table: q for males q for females a. Calculate the probability that a male eact age 91 will die at age 93 or 94. b. Calculate the amount that the curtate life epectancy for a female age 90 eceeds the curtate life epectancy for a male age 90. c. For females, calculate e. 91:3 9. You are given the following: Chapter 3 a. e 18 40:20 b. e60 25 c. 20 q d. q Calculate e You are given that mortality follows the Illustrative Life Table. Calculate: a. 40 p 0 b. 40q 0 c. Pr(60 T0 80) d. 10 p 75 e. 10q 75 f. 10 5q 75 g. p 80

4 11. Assume that mortality follows the Illustrative Life Table for integral ages. Assume that deaths are linearly distributed (UDD) between integral ages. Calculate: a. 0.5q 80 b. 0.5 p 80 c d. 1.5 p 80 e. 1.5q 80 f. 0.5q 80.5 g. 0.5q h q Assume that mortality follows the Illustrative Life Table for integral ages. Assume that probability of survival is linearly distributed (Constant Force) between integral ages. Calculate: a. 0.5q 80 b. 0.5 p 80 c d. 1.5 p 80 e. 1.5q 80 f. 0.5q 80.5 g. 0.5q h q You are given q and q Calculate: a. 0.5 q 80 given UDD b. 0.5 q 80 given CFM c. 0.5 q given UDD d. 0.5 q given CFM

5 14. Complete the following table: q 50 20, , , You are given that q 0.05 for t 0,1,2,...,19. t l d Calculate 4 q You are given the following select and ultimate mortality table of q s. [ ] q [ ] q[ ] 1 q[ ] 2 3 q Calculate: a. p [54] b. p[53] 1 c. p[52] 2 d. p[51] 3 e. p 54 f. 5 p [54] g. 2 2 q [52] h. A life policy insurance policy was issued two years ago to (52). Calculate the probability that this person will live to age 59. i. Rose is 54 and just purchased a life insurance policy. Jeff is 54 and purchased a life insurance policy at age 50. How much larger is the probability that Jeff will die during the net 4 years than the probability that Rose will die.

6 17. *You are given: Calculate F. i. 2 F e, 0 ii. 0.4 p *For a certain mortality table, you are given: Calculate 2 q 80.5 i ii iii iv. Deaths are uniformly distributed between integral ages. 19. You are given the following select mortality table. [ ] q [ ] q[ ] 1 q[ ] 2 3 q Calculate e [94] and e 94. You are given the following select and ultimate mortality table of q s to be used for Numbers [ ] q [ ] q[ ] 1 q[ ] 2 3 q

7 20. If deaths are uniformly distributed between integral ages, calculate 1.5 q [53] If l [51] 100,000, calculate l [50]. 22. Teach Life Insurance Company has two cohorts of policyholders. Cohort A has 1000 insured lives who are all age 53 and were just underwritten today. Cohort B has 1000 insured lives who are all age 53 and were underwritten 3 years ago. Calculate the total number of insured lives that will still be alive after 2 years. 23. For a two year select and ultimate table, you are given: i. q[ ] 0.50q ii. q[ ] q 1 Complete the following table: [ ] l [ ] l[ ] 1 l *For a 2-year select and ultimate mortality model, you are given: q 0.80q i. [ ] 1 1 ii. l51 100,000 iii. l52 99,000 Calculate l. [50] 1

8 25. *You are given: i. p 0.95 ii. p iii. e iv. Deaths are uniformly distributed between ages and 1. v. The force of mortality is constant between ages 1 and 2. Chapter 4 Calculate e You are given that the interest rate is 6% and that mortality follows Makeham s law with A=0.0003, B= and C=1.1. Calculate the epected value and variance for a whole life insurance policy that pays a 10,000 death benefit at the moment of death for (30). Also, calculate the epected value and variance for (50). the spreadsheet to

9 Chapter You are given the following mortality table: l q p n p n Assume that deaths are uniformly distributed between integral ages. Calculate at i 4% : a. A 91 b. 1 A 91:3 c. 3E 91 d. 1000A 91:3 e. 2 A 91 f. Var[ Z ] if Z is the present g. h. value random variable for a whole life on (91). (4) A 91 (12) 1000A 93 i. ( IA ) 91 j. 1 ( IA ) 91:3 27. Use the Illustrative Life Table with interest at 6% to calculate the following: a. A 50 b. c. 1 A 50:20 A 50:20 d. 20 A 50 e. 1 A 50:35 f. Var[ Z] where Z is the present value random variable for A 50 g. Var[ Z] where Z is the present value random variable for h. 13 E40 1 A 50:20

10 28. You are given: i. A ii. A iii. 1 A Calculate q and i. 29. You are given: i. i 8% ii. p iii. Z is the present value random variable for A 91 iv. Var[ Z] v. 2 A Calculate A You are given: Calculate 100,000A 70. i. Mortality follows the Illustrative Life Table ecept for age 70 where q70 the mortality rate listed in the Illustrative Life Table. ii. i 6% twice 31. Assume that deaths are uniformly distributed between integral ages. Use the Illustrative Life Table with interest at 6% to calculate the following: a. 1000A 50 b. c A 50: A 50:20 d A 50 e. (4) 1000A 50

11 32. Use the Illustrative Life Table with interest at 6% and the claims acceleration approach to calculate the following: a. 1000A 50 b. c A 50: A 50:20 d A 50 e. (4) 1000A You are given the following select and ultimate mortality table of q s. [ ] q [ ] q[ ] 1 q[ ] 2 3 q If i 0.06, calculate: a. b. A 11 [54]:3 A [54]:3 34. You are given: i. i 10% ii. q 0.20 iii. q Calculate A :3 35. A special whole life insurance on (30) provides a death benefit of (1.06) t where t is measured from the issue date of the policy. The death benefit is payable at the moment of death. Calculate the Epected Present Value at i 6%.

12 36. A special decreasing whole life insurance is issued to (60). The special whole life pays the following death benefits at the end of the year of death: k bk You are also given that mortality follows the Illustrative Life Table and i Calculate the actuarial present value of this special whole life. 37. A special decreasing whole life insurance is issued to (45). The special whole life pays a death benefit of 5000 until age 65 and a death benefit of 2000 after age 65. The death benefit is payable at the end of the year of death. You are given that mortality follows the Illustrative Life Table and i Z is the present value random variable for this insurance coverage. Calculate EZ [ ] and Var[ Z ]. 38. A special whole life insurance policy on (80) pays a death benefit of 1 (1.05) K where K is the number of complete years lived by (80). For eample, if (80) dies between 80 and 81, then K 0. If (80) dies between 81 and 82, then K 1. You are given: i. Mortality follows the Illustrative Life Table ii. i 11.3% Calculate the EPV of this special whole life.

13 39. * For a group of individuals all age, you are given: i. 25% are smokers and 75% are nonsmokers ii. i 0.02 iii. Mortality as follows: Calculate k q kfor smokers q k for nonsmokers ,000 A :2 for an individual chosen at random from this group. 40. * A maintenance contract on a hotel promises to replace burned out light bulbs at the end of each year for three years. The hotel has 10,000 light bulbs. The light bulbs are all new. If a replacement bulb burns out, it too will be replaced with a new bulb. You are given: i. For new light bulbs, q q 0.30 q ii. Each light bulb costs 1. iii. i 0.05 Calculate the actuarial present value of this contract. 41. * A decreasing term life insurance on (80) pays (20 k) at the end of the year of death if (80) dies in year k 1, for k 0,1,2,...,19. You are given: i. i 0.06 ii. For a certain mortality table with q80 0.2, the actuarial present value for this insurance is 13. iii. For the same mortality table, ecept that q80 0.1, the actuarial present value for Calculate APV. this insurance is APV.

14 42. * For an increasing 10 year term insurance, you are given: i. b k 1 100,000(1 k), k 0,1,2,...,9 ii. Benefits are payable at the end of the year of death. iii. Mortality follows the Illustrative Life Table iv. i 0.06 v. The actuarial present value of this insurance on (41) is 16,736. Calculate the actuarial present value for this insurance on (40). 43. * For a special 3 year term insurance on (), you are given: i. Z is the present-value random variable for this insurance. ii. q k 0.02( k 1), k 0,1, 2 iii. The following benefits are payable at the end of the year of death: k bk iv. i 0.06 Calculate Var[ Z ]. 44. Shyu Insurance Company issues 100 whole life policies to independent lives each age 65. The death benefit for each life is 10,000 payable at the end of the year of death. Mortality follows the Illustrative Life Table and i 6%. Assuming the normal distribution, calculate the amount that Shyu must have on hand at time 0 to be 90% certain that the company can cover the future death benefits.

15 45. Li Life Insurance Company issues year term policies to independent lives each age 70. The death benefit is 100,000 payable at the moment of death. Mortality follows the Illustrative Life Table and i 6%. At the time these policies are issued, Li sets aside 20 million. Assuming the normal distribution, calculate the probability that Li will have sufficient funds to pay all the death benefits. 46. Z is the present value random variable for a whole life of 1000 to (55). Mortality follows the Illustrative Life Table and i 6%. Calculate Pr( Z E[ Z]). 47. Eercise 4.6 from the book (a) and (c) only. 48. Eercise 4.10 from the book 49. Eercise 4.11 from the book

16 Chapter You are given the following mortality table: l Assume that deaths are uniformly distributed between integral ages. Calculate at i 4% : q p a. a 91 b. a 91 c. a 91:3 d. Var[ Y ] if Y is the present e. value random variable for an annual whole life annuity due on (91). a 91:3 f. Var[ Y ] if Y is the present value random variable for an annual 3 year temporary life annuity due on (91). g. 2 a 91 h. a 91 i. Var[ Y ] if Y is the present value random variable for a continuous whole life annuity on (91). ( Ia) 91 j. ( Ia) k. 91:3

17 51. Using the Illustrative Life Table with i 0.06, calculate: a. a 60 b. a 60 c. 10 a 60 d. a 60:20 e. a 80 assuming UDD between integer ages f. a assuming UDD between integer ages 50:20 g. h. i. j. k. a 60:10 a 60:13 (12) a60 (12) a60 assuming UDD between integral ages. estimated using and formula. (12) a60 estimated using Woolhouse formula to three terms and estimating l. Var[ Y] where Y is the present value random variable for a 60. m. Var[ Y] where Y is the present value random variable for a. 60: You are given that a continuous whole life annuity to (50) pays at a rate of 100 per year for the first 20 years and 500 per year thereafter. Calculate the actuarial present value if mortality follows the Illustrative Life Table with i Peter retires from Purdue at age 60. He receives a monthly pension of 800 per month. The payments are guaranteed for 5 years. Your are given: a. Mortality follows the Illustrative Life Table b. i 6% Calculate the present value of Peter s retirement benefit.

18 54. You are given the following select and ultimate mortality table of q s. [ ] q [ ] q[ ] 1 q[ ] 2 3 q If i 0.06, calculate: a. b. a [54]:3 a [54]:3 55. Mortality follows the Illustrative Life ecept for age 90. For age 90, q Calculate a90 at i Problem 5.3 in the book. 57. Problem 5.4 in the book. 58. Problem 5.5 in the book. 59. You are given: i. a 9 ii. A 0.6 iii. Deaths are uniformly distributed between integral ages. Calculate 1000A.

19 60. You are given: i. ii. a 22.9 n : a 8 n : iii. a 20 iv. i 0.05 Calculate n. 61. Your boss has asked you to use the Illustrative Life Table with interest at 6% to estimate 100,000A 85. a. Determine an estimate assuming UDD. b. Determine an estimate using Woolhouse s formula with three terms. Use the values of p to estimate. 62. * For a special 3-year temporary life annuity-due on ( ), you are given: i. i 0.06 ii. t Annuity Payment p t Calculate the variance of the present value random variable for this annuity. 63. A life annuity due payable to (60) pays annual payments of You are given: i. Mortality follows the Illustrative Life Table. ii. i 6% iii. Y is the present value random variable for this annuity. Calculate the probability that Y is greater than the epected value of Y plus the standard deviation of Y.

20 64. A life annuity due payable to (40) pays monthly payments of 100. You are given: i. Mortality follows the Illustrative Life Table. ii. i 6% iii. Deaths are uniformly distributed between integral ages. iv. Y is the present value random variable for this annuity. Calculate the probability that Y is greater than 12,000.

21 Chapter A whole life policy for 50,000 is issued to (65). The death benefit is payable at the end of the year of death. The level premiums are payable for the life of the insured. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. For this life insurance: a. Calculate the level annual net premium payable at the beginning of each year. n b. Write an epression for the loss at issue random variable L 0 n c. Calculate the Var[ L 0]. d. Calculate the monthly net premium payable at the beginning of each month. 66. A whole life policy for 50,000 is issued to (75). The death benefit is payable at the moment of death. The premiums are payable for the life of the insured. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. For this life insurance: a. Calculate the net level premium payable continuously. n b. Write an epression for the loss at issue random variable L 0 n c. Calculate the Var[ L 0].

22 67. A 25 year endowment policy for 25,000 is issued to (40). The death benefit is payable at the end of the year of death. The level premiums are payable for the life of the insured during the term of the policy. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. For this endowment insurance: a. Calculate the level annual net premium payable at the beginning of each year. n b. Write an epression for the loss at issue random variable L 0 n c. Calculate the Var[ L 0]. d. Calculate the monthly net premium payable at the beginning of each month. 68. Tiannan buys a Term to Age 65. Tiannan is age 35. The term policy pays a death benefit of 500,000 immediately upon Tiannan s death. Level premiums are payable for 15 years. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. Calculate the monthly net premium payable at the beginning of each month. 69. Brittany age 25 purchases an annuity due that a monthly benefit of 1000 for as long she lives with the first payment made today. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. Calculate the net single premium that Brittany would pay to purchase this annuity.

23 70. Ale, age 20, purchases a deferred life annuity. The life annuity will pay an annual benefit of 100,000 beginning at age 65. Ale will pay a level annual net premium of P for the net 10 years to pay for this annuity. You are given: a. Mortality follows the Illustrative Life Table. b. i 6%. c. Deaths are uniformly distributed between integer ages. d. The equivalence principle applies. Calculate P. 71. You are given the following mortality table: l q Assume that deaths are uniformly distributed between integral ages and that the equivalence principle applies. Calculate at i 4% : p a. The level annual premium for a whole life of 5000 to (90). The death benefit is payable at the end of the year of death and the premium is payable for life. b. The variance of the loss at issue random variable for the insurance in a. c. The monthly premium for a whole life of 5000 to (90). The death benefit is payable at the moment of death and the premium is payable for two years during the insured s lifetime. 72. Problem 6.1 in the book.

24 73. *Matthew and Lingiao each purchase a fully discrete 3-year term insurance of 100,000. Matthew and Lingiao are each 21 years old at the time of purchase. You are given: i. The symbol 21 t is the force of mortality consistent with the Illustrative Life Table for t 0. ii. Lingiao is a standard life and her mortality follows the Illustrative Life Table. ' iii. Matthew is a substandard life and has a force of mortality equal to 21 t where ' 21 t 21 t iv. i 5% (Note that i 6% ) Calculate the difference between the annual benefit premium for Matthew and the annual benefit premium for Lingiao. 74. *Amy who is 25 years old purchases a 3-yer term insurance with a death benefit of 25,000. You are given that mortality follows the select and ultimate mortality table below [ ] l [ ] l[ ] 1 2 l You are also given: i. The death benefit is payable at the end of the year of death. ii. Level premiums are payable at the beginning of each quarter. iii. Deaths are uniformly distributed over each year of age. iv. i 6% Calculate the amount of each quarterly benefit premium.

26 78. Cong Actuarial Consulting provides a life insurance benefit to Candace who is an consultant age 40. If Candace dies after age 60, a death benefit of 100,000 will be paid at the end of the year of death. Cong will pay level annual benefit premiums for during the deferral period of 20 years. No premiums are payable after 20 years. You are given: i. Mortality follows the Illustrative Life Table. ii. i iii. The gross premium is 125% of the annual benefit premium. iv. Commissions are 25% in the first year and 5% thereafter. No commissions are paid after the premiums stop. v. There is a per policy epense of 110 in the first year and 50 each year thereafter. vi. L 0 is the present value of future losses at issue random variable. Calculate EL [ 0]. 79. A 20 year term insurance policy is issued to (70) with a death benefit of 1,000,000 payable at the end of the year of death. Premiums are paid annually during the term of the policy. You are given: a. Mortality follows the Illustrative Life Table. b. i 0.06 c. Commissions are 50% of premiums in the first year and 7% of premiums thereafter. d. The issue epenses at time zero are 1000 per policy plus 1 per 1000 of death benefit. e. The renewal epense at the beginning of each year including the first year is 40. f. A termination epense of 500 is incurred at the end of the year of death. Calculate the gross premium for this policy using the equivalence principle.

27 80. A special 30 year term policy on (35) provides a death benefit that is paid at the end of the year of death. The death benefit is 300,000 for death during the first 10 years of the policy. The death benefit is 200,000 if the insured dies after 10 years, but before 20 years. The death benefit is 100,000 if the insured dies during the last 10 years of the policy. Gross premiums are payable annually for the term of the policy. The annual gross premium is 3G during the first 10 years, 2G during the second 10 years, and G during the last 10 years. You are given: i. Mortality follows the Illustrative Life Table. ii. i 0.06 iii. Commissions are 50% of the premium in the first year and 5% thereafter. iv. Maintenance epenses are 50 per year payable at the start of every year. v. The issue epense is 400 payable at issue. vi. The gross premium is determined using the equivalence principle. Determine G. 81. A whole life policy with a death benefit of 250,000 is issued to (35). The death benefit is payable at the end of the year of death. Annual premiums are payable for the life of the insured and are determined using the equivalence principle. You are given: a. Mortality follows the Illustrative Life Table. b. i 6% c. Issue epenses incurred at the time of issue are 300. d. Maintenance epenses incurred at the start of each policy year (including the first year) are 50. Calculate a. The gross premium using the equivalence principle. b. The probability that this policy will result in a profit. c. The gross premium using the Portfolio Percentile Premium Principle assuming the company issues 10,000 policies and wants the probability of a profit to be 95%.

28 82. You are given the following mortality table: l q For a whole life to (91) with a death benefit of 10,000 payable at the end of the year of death and level annual premiums, the epenses are 200 per policy at issue and 40 per policy at the beginning of each year including the first year. p You are given that i 4%. a. Calculate the level gross premium using the equivalence principle. b. Complete the following table: K g L 0 Probability c. The variance of the loss at issue random variable. d. Calculate the epected value and the variance of the loss at issue random variable if the gross premium was A whole life policy on (60) pays a death benefit of 400,000 at the end of the year of death. Premiums are paid annually for as long as the insured lives. You are given: a. Mortality follows the Illustrative Life Table. b. i 0.06 c. Commissions are 80% of premiums in the first year and 5% of premiums thereafter. d. The issue epenses at time zero are 300 per policy. e. The renewal epense at the beginning of each year beginning with the second year is 25. Calculate the gross premium for this policy using the portfolio percentile premium principle assuming 100 policies and a probability of a profit of 80%.

31 88. You are given the following mortality table: l q For a whole life to (91) with a death benefit of 10,000 payable at the end of the year, the net premium is The interest rate is 4%. p Calculate t V for t 1, 2, 3, and 4. The easiest way to find these reserves is using the recursive formula. 89. You are given the following mortality table: l q For a special 4 year term issued to (91) which pays death benefits at the end of the year, you are given: p i. i 4% ii. The death benefit during the first two years is 1000 iii. The death benefit during the second two years is 500 iv. The net annual premium for the first two years is twice the net annual premium for the last two years. Calculate 2 V, the net premium reserve at the end of the second year for this special term insurance.

32 90. You are given the following mortality table: l q p 90 p For a special 3 year endowment insurance issued to (90), you are given: i. i 4% ii. The death benefit payable at the end of the year of death and the endowment amount are 2000 iii. The net annual premium for the first year is twice the net annual premium for the second year which is twice the net annual premium for the third year. If the premium at the start of the third year is , calculate the net premium reserves using the recursive formula. 91. For a whole life policy (50) with annual premiums and death benefit of 1000 payable at the end of the year of death, you are given: n a. 9V 500 n b. 10V 560 c. i 10% d. The net premium is 60. Calculate q 59

33 92. For a whole life policy on () with a death benefit of 10,000 payable at the end of the year of death, you are given: a. The annual gross premium is calculated using the equivalence principle. b. The gross premium reserve at the end of the first year is (Note: This is a negative reserve.) c. q d. q e. i 8% f. Our commissions are 50% of premium in the first year and 10% thereafter. g. Our per policy epenses are 100 in the first year and 20 thereafter. Calculate the annual gross premium. 93. A special whole life policy to (40) provides a death benefit that is 100,000 for the first ten years of the policy. Each year thereafter, the death benefit decreases. The death benefit is payable at the end of the year of death. The policy has a level annual premium of 700. You are given that mortality follows the Illustrative Life Table with i 6%. n Calculate 5 V. 94. A whole life insurance of 1000 is issued on (65). Death benefits are paid at the end of the year of death. Mortality follows the Illustrative Life Table with interest at 6%. Net premiums are paid annually. n Determine 10.7 V.

34 95. A fully discrete whole life on (70) provides a death benefit of 25,000. The annual gross premium is determined using the equivalence principle using the following assumptions: a. Mortality follows the Illustrative Life Table. b. i 0.06 c. Commissions as a percent of premium which are 60% in the first year and 4% in renewal years. d. The issue epense at the start of the first year is 100. e. The annual maintenance epense is 20 at the start of each year including the first year. The actual eperience in the 6 th year is: a. Mortality is 95% of the Illustrative Life Table b. i c. The annual maintenance epense is 30. d. Commissions and issue epenses are equal to epected. Calculate: a. The annual gross premium b. The gross premium reserve at the end of 5 years c. The gross premium reserve at the end of 6 years d. The total gain in the 6 th year e. Allocate the gain to mortality, interest rate, and epenses in that order.

35 96. *Your company issues fully discrete whole policies to a group of lives age 40. For each policy, you are given: a. The death benefit is 50,000. b. Assumed mortality and interest are the Illustrative Life Table at 6%. c. Assumed gross premium is 125% of the benefit premium. d. Assumed epenses are 5% of gross premium, payable at the beginning of each year, and 300 to process each death claim, payable at the end of the year of death. e. Profits are based on gross premium reserves. During year 11, actual eperience is as follows: a. There are 1000 lives in force at the beginning of the year. b. There are five deaths. c. Interest earned equals 6%. d. Epenses equal 6% of gross premiums and 100 to process each death claim. For year 11, you calculate the gain due to mortality and then the gain due to epenses. Calculate the gain due to epenses during year Norris Life sells a three year term insurance policy with a death benefit of 10,000 to (). Annual premiums are payable for three years. Death benefits are assumed to be paid at the end of the year. You are given the following: i. All epenses occur at the beginning of the year. ii. Interest is 8%. iii. Year Mortality Per Policy Epense Percent of Premium Epense % % % iv. The gross premium is 300. Calculate the Asset Share at t = 0, 1, 2, and 3

36 98. * For a whole life insurance on (40), you are given: i. The premium is payable continuously at a level annual premium rate of 66, payable for the first 20 years. ii. The death benefit payable at the moment of death is 2000 for the first 20 years and 1000 thereafter. iii iv A v. 1000A :10 vi E Calculate 10 V, the net premium reserve for this insurance at time * For a 3-year endowment insurance of 1000 on (): Calculate 2 V 1 V. i. The annual premium is paid at the beginning of the year and the death benefit is paid at the end of the year of death. ii. q q iii. i 0.06 iv. The net benefit premium is * For a 5-payment 10-year decreasing term insurance on (60), you are given: The death benefit payable at the end of i. year k (10 k), k 0,1,2...,9 ii. Level annual net premiums are payable for five years and equal each. iii. q k k, k 0,1, 2,...,9 iv. i 0.06 Calculate 2 V, the net premium reserve at the end of year 2.

37 101. Norris Life Insurance Company sells a whole life policy with a benefit of 1 million to (65). The death benefit is payable at the end of the year of death. The policy has level annual premiums. You are given the following assumptions: i. Mortality follows the mortality in the Illustrative Life Table. ii. Interest is 6% per annum. iii. Epenses at the beginning of each year are as follows: 1. Per policy epense is \$100 in the first year and \$40 per policy for each year thereafter; 2. Percent of premium epenses are 50% in the first year and 3% thereafter; 3. Per 1000 epense of \$1.00 in the first year and \$0.10 thereafter; and 4. \$200 per policy per claim. a. Calculate the annual net premium. b. Calculate the annual gross premium using the equivalence principle. c. Calculate the level annual epense premium. d. Calculate the net premium reserve at the end of the 10 th year. e. Calculate the epense reserve at the end of the 10 th year. f. Calculate the gross premium reserve at the end of the 10 th year. g. Calculate the Asset Share at the end of the first year. h. Calculate the Asset Share at the end of the second year.

38 102. Norris Life also sells a three year term insurance policy with a benefit of 10,000 to (). Annual premiums are payable for three years. Death benefits are assumed to be paid at the end of the year. You are given the following: i. All epenses occur at the beginning of the year. ii. Interest is 8%. iii. Year Mortality Per Policy Epense Percent of Premium Epense % % % Calculate the gross premium using the equivalence principle. Complete the following table: t

41 109. A 20 Endowment policy of 20,000 on (65) has a death benefit payable at the end of the year. The policy has level annual premiums for the life of the insured. You are given that mortality follows the Illustrative Life Table with interest at 6%. Calculate: a. The first year net premium under Full Preliminary Term. b. The net premium under Full Preliminary Term for renewal years (years 2 and later). FPT c. Calculate the 10 V, the modified net premium reserve at the end of 10 years *For a fully discrete whole life insurance of 1000 on (80): a. i 0.06 b. a c. a d. q FPT Calculate 10 V, the full preliminary term reserve for this policy at the end of year *A special fully discrete 3-year endowment insurance on ( ) pays a death benefit of 25,000 if death occurs during the first year, 50,000 if death occurs during the 2 nd year and 75,000 if death occurs during the 3 rd year. You are given: a. The maturity benefit is 75,000. b. Annual benefit premiums increase 20% per year, compounded annually. c. i 8% d. q 0.08 e. q Calculate 2 V, the benefit reserve at the end of year 2.

42 Chapter For a multiple state model where there are two states: i. State 0 is a person is alive ii. State 1 is a person is dead Further you are given that a person can transition from State 0 to State 1 but not back again. Using the Illustrative Life Table, determine the following: a. b. c p p p For a multiple state model, there are three states: i. State 0 is a person is healthy ii. State 1 is a person is permanently disabled iii. State 2 is a person is dead Further you are given that a person can transition from State 0 to State 1 or State 2. Further, a person in State 1 can transition to State 2, but not to State 0. Finally, a person in State 2 cannot transition. You are given the following transitional intensities: i. ii. iii Calculate the following: a. b. c p p p

43 114. For a multiple state model, there are three states: i. State 0 is a person is healthy ii. State 1 is a person is sick iii. State 2 is a person is dead Further you are given that a person can transition from State 0 to State 1 or State 2. Further, a person in State 1 can transition to State 0 or to State 2. Finally, a person in State 2 cannot transition. You are given the following transitional intensities: i. ii. iii. iv Calculate the following: 00 a. 10 p b. Assuming that only one transition can occur in any monthly period, use the Euler method to calculate: i. ii. iii. iv. v. vi p 01 0 p 00 1/12 p 01 1/12 p 00 2/12 p 01 2/12 p

44 115. For a multiple state model, there are three states: i. State 0 is a person is healthy ii. State 1 is a person is sick iii. State 2 is a person is dead Further you are given that a person can transition from State 0 to State 1 or State 2. Also, a person in State 1 can transition to State 0 or to State 2. Finally, a person in State 2 cannot transition. You are given the following transitional intensities: i. ii. iii. iv t 01 t t Assume that only one transition can occur in any monthly period. 00 If 10 p 0.90 and p, use the Euler method to calculate p / *For a multiple state model, there are three states: i. State 0 is a person is healthy ii. State 1 is a person is sick iii. State 2 is a person is dead Further you are given that a person can transition from State 0 to State 1 or State 2. Also, a person in State 1 can transition to State 0 or to State 2. Finally, a person in State 2 cannot transition. You are given the following transitional intensities: v. vi. vii. viii t Calculate the probability that a disabled life on July 1, 2012 will become healthy at some time before July 1, 2017 but will not remain continuously healthy until July 1, 2017.

45 117. * Employees in Purdue Life Insurance Company (PLIC) can be in: i. State 0: Non-Eecutive employee ii. State 1: Eecutive employee iii. State 2: Terminated from employment Emily joins PLIC as a non-eecutive employee at age 25. You are given: i. ii. iii iv. Eecutive employees never return to non-employee eecutive state. v. Employees terminated from employment are never rehired. vi. The probability that Emily lives for 30 years is 0.92, regardless of state. Calculate the probability that Emily will be an eecutive employee of PLIC at age 55.

46 118. A person working for Organized Crime Incorporated (OCI) can have one of three statuses during their employment. The three statuses are: a. In Good Standing b. Out of Favor c. Dead The following transitional probabilities indicates the probabilities of moving between the three status in an given year: In Good Standing Out of Favor Dead In Good Standing Out of Favor Dead Calculate the probability that a person In Good Standing now will be Out of Favor at the end of the fourth year A person working for Organized Crime Incorporated (OCI) can have one of three statuses during their employment. The three statuses are: a. In Good Standing b. Out of Favor c. Dead The following transitional probabilities indicates the probabilities of moving between the three status in an given year: In Good Standing Out of Favor Dead In Good Standing Out of Favor Dead At the beginning of the year, there are 1000 employees In Good Standing. All future states are assumed to be independent. i. Calculate the epected number of deaths over the net four years. ii. Calculate the variance of the number of the original 1000 employees who die within four years.

47 120. Animals species have three possible states: Healthy (row 1 and column 1 in the matrices), Endangered (row 2 and column 2 in the matrices), and Etinct (row 3 and column 3 in the matrices). Transitions between states vary by year where the subscript indicates the beginning of the year. for i 2 Calculate the probability that a species endangered at time 0 will become etinct A fully continuous whole life policy to (60) is subject to two decrements Decrement 1 is death and Decrement 2 is lapse. The benefit upon death is No benefit is payable upon lapse. You are given: a. b (1) (2) c Calculate the P, the premium rate payable annually A fully continuous whole life policy to (60) is subject to two decrements Decrement 1 is death by accident and Decrement 2 is death by any other cause. The benefit upon death by accident is The death benefit upon death by any other cause is You are given: a. b (1) (2) c Calculate the P, the premium rate payable annually.

48 123. For a multiple state model, there are three states: i. State 0 is a person is healthy ii. State 1 is a person is sick iii. State 2 is a person is dead Further you are given that a person can transition from State 0 to State 1 or State 2. Also, a person in State 1 can transition to State 0 or to State 2. Finally, a person in State 2 cannot transition. You are given the following matri of transitional probabilities: A special 3-year term policy pays 500,000 at the end of the year of death. It also pays 100,000 at the end of the year if the insured is disabled. Premiums are payable annually if the insured is healthy (state 0). You are given i 10%. i. Calculate the present value of the death benefits to be paid. ii. Calculate the present value of the disability benefits to be paid. iii. Calculate the annual benefit premium. iv. Calculate the total reserve that would be held at the end of the first year. v. Calculate the reserve associated with each person in state 0 at the end of the first year. vi. Calculate the reserve associated with each person in state 1 at the end of the first year.

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