Question 1 (15 points)

Given the following sales data: week 1: 16 week 2: 29 week 3: 27 week 4: 30 week 5: 35 Forecast sales for week 6 using an exponential smoothing forecast with alpha = 0.4. Intialize using F(2) = [ A(1) + A(2) ] / 2.

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Question 2 (10 points)

Given the following sales data: Year 1, Spring: 40 Year 1, Summer: 61 Year 1, Fall: 99 Year 1, Winter: 21 Year 2, Spring: 44 Year 2, Summer: 69 Year 2, Fall: 93 Year 2, Winter: 20 Estimate the seasonal factor for Spring.

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