= 1) You are given: i) tp x = 0.9t, t>=0 ii) K is the curtate-future lifetime random variable for (x) iii) Y is a random variable which depends on the value of K. iv) Y= 1.00 if K=0 Y = 1.87 if K = 1 Y = 2.72 if K>1 Calculate Var(Y). = = 1) You are given: i) tp x = 0.9t, t>=0 ii) K is the curtate-future lifetime random variable for (x) iii) Y is a random variable which depends on the value of K. iv) Y= 1.00 if K=0 Y = 1.87 if K = 1 Y = 2.72 if K>1 Calculate Var(Y). =