In: Statistics and Probability
The stock of Bruin, Inc., has an expected return of 16 percent
and a standard
deviation of 30 percent. The stock of Wildcat Co. has an expected
return of 8
percent and a standard deviation of 14 percent. The correlation
between the two
stocks is .20.
Required:
a) What are the expected return and standard deviation of a
portfolio that is
40 percent invested in Bruin, Inc., and 60 percent invested in
Wildcat Co.?
b) What is the standard deviation if the correlation is +1? 0?
-1?
c) As the correlation declines from + to -1 here, what do you see
happening
to portfolio volatility, why?
d) What are the expected return and standard deviation on the
minimum
variance portfolio?
ANSWER::
Portfolio expected return is calculated with expected weighted average returns.
Portfolio variance indicates the volatility of the portfolio.
Standard deviation is square root of variance.
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