Use the following returns for $x$ and $Y.$

$\backslash$table$[[,$Returns$],[$Year$,x,Y,],[1,22\mathrm{.}3\%,27\mathrm{.}9\%,],[2,-17\mathrm{.}3,-4\mathrm{.}3,],[3,10\mathrm{.}3,29\mathrm{.}9,],[4,20\mathrm{.}6,-15\mathrm{.}6,],[5,5\mathrm{.}3,33\mathrm{.}9,]]$

a$.$ Calculate the average returns for $x$ and $Y.$

Note: Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

b$.$ Calculate the variances for $x$ and $Y.$

Note: Do not round intermediate calculations and round your answers to $6$ decimal places, e$.$g$.,161616.$

c$.$ Calculate the standard deviations for $x$ and $Y.$

Note: Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[,x,,Y$