Problem $13-9$ Returns and Variances $[$LO$1]$

$6\mathrm{.}25$

points

Consider the following information:

a$.$ What is the expected return on an equally weighted portfolio of these three stocks?

$($Do not round intermediate calculations and enter your answer as a percent

rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

b$.$ What is the variance of a portfolio invested $18$ percent each in A and $B$ and $64$ percent

in C$?($Do not round intermediate calculations and round your answer to $6$ decimal

places, e$.$g$.,161616.)$

Answer is complete but not entirely correct.