Back to Assignment

Attempts

Keep the Highest $\frac{?}{3}$

$5.$ Exercise $5\mathrm{.}5$

A firm experienced the demand shown in the following table.

Fill in the table by preparing forecasts based on a five$-$year moving average, a three$-$year moving average, and exponential smoothing $(w=0\mathrm{.}9$ and $w=0\mathrm{.}3).($Note: The exponential smoothing forecasts may be begun by assuming widehat$(Y{)}_{t+1}=Y_t.)$

$\backslash$table$[[$Year$,$Actual Demand,Moving Average,Exponential Smoothing$],[(5-$year$),(3-$year$),)=(0\mathrm{.}9,)=(0\mathrm{.}3$