Complete Problems 1, 2, and 3 from the Questions and Problems section of Chapter 11 (shown below). Remember to complete all parts of the questions, and report the results of your analysis. a. Use the following information on states of the economy and st

Complete Problems 1, 2, and 3 from the Questions and Problems section of Chapter 11 (shown below). Remember to complete all parts of the questions, and report the results of your analysis. 

a. Use the following information on states of the economy and stock returns to calculate the expected return for Dingaling Telephone.

Using the information in the previous question, calculate the standard deviation of returns.
Repeat Questions 1 & 2 assuming that all three states are equally likely.