$7$ You are an analyst reviewing Sun Oil $($SO$)$ and Carl's Cafes $($CC$)$ as an investment in either individual stocks or a portfolio of stocks. Research has provided each company's historical returns in the table below:

$\backslash$table$[[$SO Return,CC Return$],[2016,(20\mathrm{.}00\%),(5\mathrm{.}00\%),],[2017,42\mathrm{.}00,15\mathrm{.}00,],[2018,20\mathrm{.}00,(13\mathrm{.}00),],[2019,(8\mathrm{.}00),50\mathrm{.}00,],[2020,25\mathrm{.}00,12\mathrm{.}00,]]$

A What is the average rate of return for Sun Oil and Carl's Cafes over the $2016$ to $2020$ period? $2$

B Your client Ms$.$ Jacob is considering a portfolio of $50\%$ in each stock. What was the realized rate of return on the portfolio in each year $(2016-2020)?5$

C What would have been the average return on the portfolio return during this period? $1$

D What is the standard deviation for $SO,CC$ and the

portfolio? $3$

E Ms$.$ Jacob is a risk averse investor, what should you recommend SO$,CC$ or the portfolio? Explain your recommendation.

$4$