Stock X has an expected return of 36%, a variance of .08 and a beta
of .70. Stock Y has an expected return of 48%, a variance of .18
and a beta of 1.2. Stocks X and Y have a correlation coefficient of
.40. For a portfolio consisting of $120,000 invested in stock X and
$40,000 invested in stock Y, calculate the return on the portfolio
(in %), the standard deviation of the portfolio (in %) and the beta
of...