Find out the weighted mean

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Reference no: EM1390500

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

Reference no: EM1390500

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