Question: The following table shows the quarterly demand, in thousands of cases, for a national beer distributor over the past 4 years:
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(a) Forecast the demand for the first quarter of year 5 by using a four-period moving average model.
(b) Forecast the demand for the first quarter of year 5 by using an exponential smoothing model with a = 0.4.
(c) Which method is more accurate?