Managing Supply Chain and Operations 1st Edition by Thomas Foster ,Scott Sampson,Cynthia Wallin,Scott Webb

Exercise 11

A company has experienced the following demand for a product over the most recent nine months. Use the information to produce a single exponential smoothing model for period 10. Use a smoothing constant, a, equal to 0.40.
(Note: a t is the actual demand for the period.)
Use 928 as the initial forecast.