For the data of Exercise 18.13: a. Obtain the centered moving average for N = 4; for
Question:
a. Obtain the centered moving average for N = 4; for N = 12.
b. When N = 12 months, the centered moving average is relatively smooth compared to N = 4. Aside from the fact that it includes a greater number of months at a time, is there any other reason why the moving average with N = 12 should be so smooth?
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a Partial Minitab printouts and the plots for centered moving averages with N 4 and N 12 Refer to the MA column for the centered moving average values ...View the full answer
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