Question: The file S12 57 xlsx consists of the monthly retail sales levels

The file S12_57.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, de-seasonalize 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.


View Solution:


Sale on SolutionInn
Sales0
Views95
Comments
  • CreatedApril 01, 2015
  • Files Included
Post your question
5000