A company wants to forecast demand using the weighted moving average.If the company uses two prior yearly sales values , and we want to weight year 2011 at 10% and year 2012 at 90%, which of the following is the weighted moving average forecast for year 2013?
A)120
B)128
C)133
D)138
E)142

Question

Quizplus · Accepted Answer

The weighted moving average forecast for year 2013 is calculated by multiplying the sales of year 2011 by 10% and the sales of year 2012 by 90%, then summing these products. If the sales for 2011 and 2012 are given, apply these weights to find the forecast.

A Company Wants to Forecast Demand Using the Weighted Moving