15) Daily demand for newspapers for the last 10 days has been as follows: 12, 13

Question

15) 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). 15) 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). 15) 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).

Explanation / Answer

The recent 3 demand for newspapers are 12, 13, 15 with given weights 1, 1, 3 respectiveley

3 day moving avaerage is found by the summation of products of demands and respective weights divided by the total weights.

3-day moving average = (12*1 + 13*1 + 15*3)/(1+1+3) = 14

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