Mathematics, 20.08.2021 03:00 yeidiyan9490
The file P12_47.xlsx consists of the monthly retail sales levels of U. S. gasoline service stations.
a. Is there a seasonal pattern in these data? If so, how do you explain this seasonal pattern? Also, if necessary, deseasonalize these data using the ratio-to-moving-average method.
b. Forecast this time series for the first four months of the next year using the most appropriate method for these data. Defend your choice of forecasting method.
Answers: 3
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The file P12_47.xlsx consists of the monthly retail sales levels of U. S. gasoline service stations....
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