Table $4\mathrm{.}10$: Average monthly Rainfall data for Port Harcourt and Warri

Q$\mathrm{.}4\mathrm{.}3$ Given in rable $4\mathrm{.}10$ are the mean monthly rainfall data of both Port Hareourt and Warricities. Compute the following;

$($a$)$ Mean, $($b$)$ Standard deviation $($c$)$ Coefficient of Variance

$($d$)$ Skewness; and

$($c$)$ Compare the results.