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A person is interested in constructing a portfolio. Two stocks are being considered. Let x = percent return for an investment in stock 1 ,

A person is interested in constructing a portfolio. Two stocks are being considered. Let x= percent
return for an investment in stock 1, and y= percent return for an investment in stock 2. The expected
return and variance for stock 1 are E(x)=7.63% and Var(x)=36. The expected return and variance
for stock 2 are E(y)=4.20% and Var(y)=9. The covariance between the returns is xy=-2.
a. What is the standard deviation for an investment in stock 1 and for an investment in stock 2?
Stock 1
Stock 2
%
%
Using the standard deviation as a measure of risk, which of these stocks is the riskier investment?
Investments in
would be considered riskier than investments in
ecause the standard deviation is
b. What is the expected return and standard deviation, in dollars, for a person who invests $500 in stock
1(to 2 decimals)?
Expected Return
Standard Deviation
c. What is the expected percent return and standard deviation for a person who constructs a portfolio by
investing 50% in each stock (to 3 decimals)?
Expected Return
%
Standard Deviation
%
d. What is the expected percent return and standard deviation for a person who constructs a portfolio by
investing 70% in stock 1 and 30% in stock 2(to 3 decimals)?
Expected Return
%
Standard Deviation
%
e. Compute the correlation coefficient for x and y and comment on the relationship between the returns
for the two stocks. Enter negative value as negative number.
The correlation coefficient is
(to 2 decimals).
There is a fairly - Select your answer - relationship between the variables.
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