1- (30%) Consider the following time series data. 1 2 3 4 5 Week Value...
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1- (30%) Consider the following time series data. 1 2 3 4 5 Week Value 18 13 16 11 17 14 a. Construct a time series plot. What type of pattern exists in the data? b. Develop a three-week moving average for this time series. Compute MSE and a fore- cast for week 7. c. Use a = 0.2 to compute the exponential smoothing values for the time series. Com- pute MSE and a forecast for week 7. d. Compare the three-week moving average forecast with the exponential smoothing forecast using a = 0.2. Which appears to provide the better forecast based on MSE? Explain. 23C Weather =
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