Do not round intermediate calculations. If required, round your answers to two decimal places.

$\backslash$table$[[$Week$,$Value,Forecast$],[1.,16,],[2,14,],[3,16,],[4,11,],[5,7,],[6,14,]]$

MSE:

The forecast for week $7$ :

$($d$)$ Compare the three$-$week moving average forecast with the exponential smoothing forecast using $a=0\mathrm{.}2.$ Which appears to provide the better forecast based on MSE?

Exponential Smoothing

Explain.

Using this approach results in a

MSE

two$-$decimal digit precision for the exporential smoothing faefficient,

alpha: