22. Portfolio Returns and Deviations Consider the following information on three stocks .25 Bust a. If your portfolio is

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22. Portfolio Returns and Deviations Consider
the following information on three stocks
.25
Bust
a. If your portfolio is invested 30 percent
each in A and B and 40 percent in C, what is the portfolio expected
return? The variance? The standard deviation?
b. If the expected T-bill rate is 3.80 percent,
what is the expected risk premium on the portfolio?
c. If the expected inflation rate is 3.10
percent, what are the approximate and exact expected real returns
on the portfolio? What are the approximate and exact expected real
risk premiums
on the portfolio?
(Solve on excel step by step)