Use the data below to compute the following: Period (t) At or Yt 1 405 2 412 3 319 4 428 5 332 6 367 7 376 A.) Compute the 4 period simple moving average forecasts. Compute the MAD and MSE for the 4-period simple moving average. B.) Compute the 4-period weighted moving average forecasts using the weights= 0.2, 0.15, 0.35 and 0.3. Compute the MAD and MSE for the 4-period weighted moving average. C.) Compute the exponential smoothing forecasts using alpha=0.25. Compute the MAD and MSE for the exponential smoothing forecasts. D.) Calculate the regression line. Compute the MAD and MSE for the regression line. E.) Use your results for A.)-D.) to determine which forecast is best. Explain your results.
Use the data below to compute the following: Period (t) At or Yt 1 405 2 412 3 319 4 428 5 332 6 367 7 376 A.) Compute the 4 period simple moving average forecasts. Compute the MAD and MSE for the 4-period simple moving average. B.) Compute the 4-period weighted moving average forecasts using the weights= 0.2, 0.15, 0.35 and 0.3. Compute the MAD and MSE for the 4-period weighted moving average. C.) Compute the exponential smoothing forecasts using alpha=0.25. Compute the MAD and MSE for the exponential smoothing forecasts. D.) Calculate the regression line. Compute the MAD and MSE for the regression line. E.) Use your results for A.)-D.) to determine which forecast is best. Explain your results.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Use the data below to compute the following:
| Period (t) | At or Yt |
| 1 | 405 |
| 2 | 412 |
| 3 | 319 |
| 4 | 428 |
| 5 | 332 |
| 6 | 367 |
| 7 | 376 |
A.) Compute the 4 period simple moving average forecasts. Compute the MAD and MSE for the 4-period simple moving average.
B.) Compute the 4-period weighted moving average forecasts using the weights= 0.2, 0.15, 0.35 and 0.3. Compute the MAD and MSE for the 4-period weighted moving average.
C.) Compute the exponential smoothing forecasts using alpha=0.25. Compute the MAD and MSE for the exponential smoothing forecasts.
D.) Calculate the regression line. Compute the MAD and MSE for the regression line.
E.) Use your results for A.)-D.) to determine which forecast is best. Explain your results.
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