Linear Prog COP4355_Part_29

Linear Prog COP4355_Part_29 - Chapter 11 Forecasting 120...

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120 Chapter 11 Forecasting 11.13 Month Actual Beds 3 Month Weighted Moving Avg. 1 130 2 110 3 105 4 120 .2(130)+.3(110)+.5(105)=111.50 5 108 113.58 6 127 111.00 7 122 119.90 8 115 120.70 9 133 119.50 10 128 125.40 11 118 126.90 12 125 124.00 13 140 123.50 14 120 131.10 15 135 127.00 16 130 131.50 17 145 129.50 18 138 138.50 Variance = 91.12 11.14 Month Actual Sales Exponential Smoothing ( α = 0.6) January 50 50.00 February 80 .6(50) + .4(50) = 50.00 March 60 .6(80) + .4(50) = 68.00 April 70 .6(60) + .4(68) = 63.20 May 90 67.28 June 100 80.91 July 80 92.36 August 120 84.95 September 110 105.98 October 150 108.39 November 130 133.36 December 140 131.34 Variance = 425.511 The variance is smaller than that of problems 11.1, 11.4, and 11.5.
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Solutions Manual and Workbook 121 11.15 Month Actual Sales Exponential Smoothing ( α = 0.5) January 70 70.00 February 60 .5(70) + .5(70) = 70.00 March 65 .5(60) + .5(70) = 65.00 April 50 .5(65) + .5(65) = 65.00 May 45 .5(50) + .5(65) = 57.50 June 60 51.25
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This note was uploaded on 11/13/2011 for the course COP 4355 taught by Professor Koslov during the Spring '10 term at University of Florida.

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Linear Prog COP4355_Part_29 - Chapter 11 Forecasting 120...

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