The following table gives sales of a certain product during the first four days of a...
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The following table gives sales of a certain product during the first four days of a given week. Sales(y,) 32 Day(1) 1 2 3 4 33 28 31 Assume that the simple exponential smoothing, with smoothing constant a = 0.2 and initial smoothing level loy₁, is appropriate. = (1.1) Compute the estimates of the smoothed levels. (1.2) Compute the estimates of the forecasts made last period. (1.3) Compute the forecast errors. (1.4) Compute the mean absolute deviation. (1.5) Compute the mean square error. (1.6) Compute the mean absolute percentage error. (8) (3) (4) (4) (3) (6) [28] The following table gives sales of a certain product during the first four days of a given week. Sales(y,) 32 Day(1) 1 2 3 4 33 28 31 Assume that the simple exponential smoothing, with smoothing constant a = 0.2 and initial smoothing level loy₁, is appropriate. = (1.1) Compute the estimates of the smoothed levels. (1.2) Compute the estimates of the forecasts made last period. (1.3) Compute the forecast errors. (1.4) Compute the mean absolute deviation. (1.5) Compute the mean square error. (1.6) Compute the mean absolute percentage error. (8) (3) (4) (4) (3) (6) [28]
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Forecast error absolute squared Abs error K123 K123 M123 ABSN123 O123O123 O123K12... View the full answer
Related Book For
Concepts in Federal Taxation
ISBN: 9780324379556
19th Edition
Authors: Kevin E. Murphy, Mark Higgins, Tonya K. Flesher
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