Given the following weekly demand and forecast figures: Week Demand Forecast 1 27 20 2 21...
Given the following weekly demand and forecast figures: Week Demand Forecast 1 27 20 2 21 25 3 39 35 The mean square error is: a) 5 b) 7 c) 10 d) 17 e) none of the above
Homework Answers
Mean Square error = 1/n*
(X-Xi)2
= 1/3 *((27-20)2
+(25-21)2+(39-35)2) = 1/3*81 = 27
Option e none of these
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