Question: a) calculate the absolute forecast errors for a = 0.1 and a = 0.3 for Feb-Apr. Show your work in the table below. b) Compute

a) calculate the absolute forecast errors for a =

a) calculate the absolute forecast errors for a = 0.1 and a = 0.3 for Feb-Apr. Show your work in the table below. b) Compute [Excel] the absolute forecast errors for a = 0.1 and a = 0.3 for Feb-Oct. c) Compute the two mean absolute deviations (MAD), and determine which a resulted in more accurate forecasts. Month Usage ES1 ES.3 ES1 ES.3 Forecast Forecast Forecast Error Forecast Error Jan 10 Feb 11 Mar 60 Apr 32 May 35 Jun 18 Jul 24 Aug 9 Sep 15 Oct 49 Nov

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