Question $9.$

A company would like to develop a short$-$term forecasting model for its retail operations and is

focusing on the exponential smoothing and moving average methods. The actual data for the

last six periods for an operation are:

Week Units

$145$

$290$

$3105$

$475$

$5120$

$675$

$9$a$)(4$ points$)$ Implement Exponential Smoothing with $=(1)/(3)$ and forecast the number of units

for Week $7.$ What is the forecast for week $7?$