A portfolio earned a rate of return equal to $11\mathrm{.}7\%$ last year with a standard deviation of $19\mathrm{.}0\%.$ Treasury Bills returned $1\mathrm{.}7\%.$

Required:

a$.$ What is the portfolio's excess return. $($Round your answer to $2$ decimal places.$)$

$\backslash$table$[[$Portfolio$\text{'}$s excess return,$]]$

b$.$ What is the portfolio's Sharpe Ratio? $($Round your answer to $2$ decimal places.$)$

Portfolio's Sharpe Ratio