Chee$$ Chew's portfolio has a beta of $1\mathrm{.}28$ and earned a return of $13\mathrm{.}5\%$ during the year just ended. The$$ risk$-$free rate is currently $4\mathrm{.}5\%.$ The return on the market portfolio during the year just ended was $10\mathrm{.}5\%.$

a$.$Calculate$$ Jensen's measure$($Jensen$\text{'}$s alpha$)$ for$$ Chee's portfolio for the year just ended.

b$.$Compare the performance of$$ Chee's portfolio found in part a to that of Carri$$ Uhl's portfolio, which has a$$ Jensen's measure of negative $0\mathrm{.}24.$ Which portfolio performed$$ better? Explain.

c$.$Use your findings in part a to discuss the performance of$$ Chee's portfolio during the period just ended.