Question

Use a simple exponential smoothing model (SES) with alpha of .4. The forecast for period 8...

Use a simple exponential smoothing model (SES) with alpha of .4. The forecast for period 8 is?

period

Y

1

50

2

85

3

65

4

90

5

88

6

90

7

110

8



Forecast period 8 =

Math   Statistics-And-Probability   
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Answer #1
smoothing factor t yt forecast abs error error^2
1 50 #N/A #N/A
0.4 2 85 50.00 35.00 1225
3 65 64.00 1.00 1
4 90 64.40 25.60 655.4
5 88 74.64 13.36 178.5
6 90 79.98 10.02 100.3
7 110 83.99 26.01 676.5
8 94.39

Forecast period 8=94.39

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