ch02 - Assignment

ch02 - Assignment - OPER1401 Operations Management I 0.4...

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OPER1401 Operations Management I Forecasting Please answer the following question. Show all your work on the sheets provided. 1. Forecast using Exponential Smoothing with a smoothing constant = .40 0.4 Charter Absolute Year Flights Forecast Error 1 60 55 5.00 2 62 57.00 5.00 F2 = 55.00 + 0.4 ( 60- 55 ) 3 64 59.00 5.00 F3 = 57.00 + 0.4 ( 62- 57) 4 60 61.00 1.00 F4 = 59.00 + 0.4 ( 64- 59) 5 65 60.60 4.40 F5 = 61.00 + 0.4 ( 60- 61) 6 67 62.36 4.64 F6 = 60.60 + 0.4 ( 65- 60.6) 25.04 / 6 M.A.D. = 4.17 2. Forecast using Exponential Smoothing with a smoothing constant = .75 0.75 Charter Absolute Year Flights Forecast Error 1 60 55 5.00 2 62 58.75 3.25 F2 = 55.00 + .75 ( 60- 55 ) 3 64 61.19 2.81 F3 = 58.75 + .75 ( 62- 58.75 ) 4 60 63.30 3.30 F4 = 61.19 + .75 ( 64- 61.19 ) 5 65 60.83 4.17 F5 = 63.30 + .75 ( 60- 63.3) 6 67 63.96 3.04 F6 = 60.83 + .75 ( 65- 60.83) 21.57 / 6 M.A.D. = 3.60 3. Forecast using a 3 Year Moving Average
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Charter Absolute Year Flights Forecast Error 1 60 n/a n/a 2 62 n/a n/a
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This note was uploaded on 08/22/2009 for the course OPER 1401 taught by Professor Robshepherd during the Fall '05 term at Niagara College.

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ch02 - Assignment - OPER1401 Operations Management I 0.4...

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