Daily demand for newspapers for the last 10 days has been as follows: 12,13,16,15,12,18,14,12,13,15 (listed from oldest to most recent).Forecast sales for the next day using a three-day weighted moving average where the weights are 3,1,and 1 (the highest weight is for the most recent number).
A)12.8
B)13.0
C)70.0
D)14.0
E)None of the above

Question

Quizplus · Accepted Answer

The three-day weighted moving average is calculated as (3*15 + 1*13 + 1*12) / (3+1+1) = 14.0.

Daily Demand for Newspapers for the Last 10 Days Has