A pharmacist has been monitoring sales of a certain over-the-counter pain reliever. Daily sales during the last 15 days were Day: 1 Number sold: 36 Day: 10 Number sold: 48 2 38 11 52 3 42 12 55 Click here for the Excel Data File 4 44 13 54 5 48 14 56 6 49 15 57 7 50 8 49 9 52 a. Assume the data refer to demand rather than sales. Using trend-adjusted exponential smoothing with an initial forecast of 50 for Day 8, an initial trend estimate of 2, and a = B = .3, develop demand forecasts for Days 9 through 16. Then compute the resultant MSE using the error values from Days 8 through 15. (Round your intermediate period-by-period forecast and error values to 3 decimal places. Round your final MSE answer to 3 decimal places.)

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Author:Amos Gilat
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A pharmacist has been monitoring sales of a certain over-the-counter pain reliever. Daily sales during the last 15 days were
Day:
1
Number sold: 36
2
38
Day:
10
11
Number sold: 48 52
3 2 12 55
MSE
42
Click here for the Excel Data File
4
44
13
54
5
48
14
56
6
49
15
57
79
50
8
49
9
52
a. Assume the data refer to demand rather than sales. Using trend-adjusted exponential smoothing with an initial forecast of 50 for
Day 8, an initial trend estimate of 2, and a = B = .3, develop demand forecasts for Days 9 through 16. Then compute the resultant MSE
using the error values from Days 8 through 15. (Round your intermediate period-by-period forecast and error values to 3 decimal
places. Round your final MSE answer to 3 decimal places.)
Transcribed Image Text:A pharmacist has been monitoring sales of a certain over-the-counter pain reliever. Daily sales during the last 15 days were Day: 1 Number sold: 36 2 38 Day: 10 11 Number sold: 48 52 3 2 12 55 MSE 42 Click here for the Excel Data File 4 44 13 54 5 48 14 56 6 49 15 57 79 50 8 49 9 52 a. Assume the data refer to demand rather than sales. Using trend-adjusted exponential smoothing with an initial forecast of 50 for Day 8, an initial trend estimate of 2, and a = B = .3, develop demand forecasts for Days 9 through 16. Then compute the resultant MSE using the error values from Days 8 through 15. (Round your intermediate period-by-period forecast and error values to 3 decimal places. Round your final MSE answer to 3 decimal places.)
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