Mrs Skeel is told that interest is given by the Varying Interest Rate Model in which R, is the interest rate between time i and i + 1. The random variables R are i.i.d. with common distribution (a) Answer: R₁ = {4% 4% with probability 0.3, 5% with probability 0.7. Mrs Skeel deposits £200 at time i = 0. What is the expected value of the deposit at time i = 5? Enter the answer correct to the nearest pound. (b) i Suppose that Mrs Skeel deposits £100 at time i = 0 and £200 at time i = 1. Determine the expected value of the money accumulated at time =2. Enter the answer correct to the nearest pound. Answer: