Given the preceeding data and the fact that E(Rm) = 8 and ....calculate (a), (b), (c)

also i have to solve this problem by hand, not excel

I want to know the problem solving process in detail

Textbook: Modern portfolio theory and investment analysis 9th edition

Chapter 7: problem 5

B1 1A Bi = 1.00 oiB = 0.36, oic = 0.41 what is your best forecast of beta for each of the stocks in Question 1? 5. Security A B D 1 B. ei 2 1.5 3 3 1.3 0.8 2 4 0.9 4 1 Given the preceding data and the fact that im = 8 and 9 m2 = 5, calculate the following: "14 13,4 (a) The mean return for each security 1.4illin (b) The variance of each security's return (c) The covariance of returns between each security 11 1:aulete the B1 1A Bi = 1.00 oiB = 0.36, oic = 0.41 what is your best forecast of beta for each of the stocks in Question 1? 5. Security A B D 1 B. ei 2 1.5 3 3 1.3 0.8 2 4 0.9 4 1 Given the preceding data and the fact that im = 8 and 9 m2 = 5, calculate the following: "14 13,4 (a) The mean return for each security 1.4illin (b) The variance of each security's return (c) The covariance of returns between each security 11 1:aulete the