Ten weeks of data on the Commodity Futures Index are as follows.

• 7.34
• 7.40
• 7.56
• 7.56
• 7.59
• 7.52
• 7.53
• 7.70
• 7.61
• 7.55

The data appear to follow a horizontal pattern

a) Use trial and error to find a value of the exponential smoothing coefficient that results in a relatively small MSE.

(Consider any MSE less than 0.01 to be relatively small.)

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