$($b$)$ Compare a three$-$month moving average forecast with an exponential smoothing forecast for $a=0\mathrm{.}2.$ Which provides the better forecasts MSE?

Do not round your interim computations and round your final answers to two decimal places.

$\backslash$table$[[,\backslash$table$[[$Three$-$Month$],[$Moving Average$]],$Exponential smoothing$],[$MSE$,3,3]]$

Three$-$Month Moving Average $vv$

$($c$)$ What is the forecast for the next month using exponential smoothing with $a=0\mathrm{.}2?$

If required, round your answer to two decimal places.

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Partially Correct