Question: 10. a. Repeat problem 9 with a = 0.4. b. Compute the MAD for this forecast model based on the data for December, Janu- ary,

10.

a. Repeat problem 9 with a = 0.4.

b. Compute the MAD for this forecast model based on the data for December, Janu- ary, February, and March.

c. Which appears to be the better value of

a, 0.2 or 0.4?

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