$\backslash$table$[[$Week$,1,2,3,4,5,6,7,8],[$Sold$,14,11,9,16,18,14,9,8]]$

a$)$ rorecast the demand tor week $y$ using a two$-$penod simple moving average.

The forecasted demand for Week $9$ using a two$-$period simple moving average is

$($Type an integer or a decimal. Do not round.$)$

b$)$ Calculate the MAD for the forecast in part a$.$

MAD$=$

$($Round to two decimal places as needed.$)$

c$)$ Forecast the demand for Week $9$ using a three$-$period simple moving average.

The forecasted demand for Week $9$ using a three$-$period simple moving average is $($Round to two decimal places as needed.$)$

d$)$ Calculate the MAD for the forecast in part c$.$

MAD $=$

$($Round to two decimal places as needed.$)$

e$)$ Which forecast should you choose?

Choose the correct answer below.

A$.$ Choose the three$-$period simple moving average, because it has the higher MAD.

B$.$ Choose the two$-$period simple moving average, because it has the lower MAD.

C$.$ Choose the three$-$period simple moving average, because it has the lower MAD.

D$.$ Chnose the two$-$nerind simnle mnvinn averane herause it has the hinher MAn