The following gives the number of pints of type B blood used at Woodlawn Hospital in the past 6 weeks: Week Of Pints Used August 31 360 September 7 389 September 14 410 September 21 381 September 28 368 October 5 374 a. Forecast the demand for the week of October 12 using a 4-week moving average. [Select] b. What is the MAD? [Select] c. Use a 4-week weighted moving average, with weights of .1, .3, .6, and .8 using .8 for the most recent week. Forecast demand for the week of October 12. [Select] d. What is the MAD? [Select] e. Compute the forecast for the week of October 12 using exponential smoothing with a forecast for August 31 of 363 and a = .47 [Select] f. What is the MAD? [Select] g. Based on evaluating all three forecasting models, which forecast should be chosen? [Select]

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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The following gives the number of pints of type B blood used at Woodlawn Hospital in
the past 6 weeks:
Week Of
Pints Used
August 31
360
September 7 389
September 14 410
September 21 381
September 28 368
October 5
374
a. Forecast the demand for the week of October 12 using a 4-week moving average.
[Select]
b. What is the MAD? [Select]
c. Use a 4-week weighted moving average, with weights of .1, .3, .6, and .8 using .8
for the most recent week. Forecast demand for the week of October 12.
[Select]
d. What is the MAD? [Select]
e. Compute the forecast for the week of October 12 using exponential smoothing
with a forecast for August 31 of 363 and a = .47 [Select]
f. What is the MAD? [Select]
g. Based on evaluating all three forecasting models, which forecast should be
chosen? [Select]
Transcribed Image Text:The following gives the number of pints of type B blood used at Woodlawn Hospital in the past 6 weeks: Week Of Pints Used August 31 360 September 7 389 September 14 410 September 21 381 September 28 368 October 5 374 a. Forecast the demand for the week of October 12 using a 4-week moving average. [Select] b. What is the MAD? [Select] c. Use a 4-week weighted moving average, with weights of .1, .3, .6, and .8 using .8 for the most recent week. Forecast demand for the week of October 12. [Select] d. What is the MAD? [Select] e. Compute the forecast for the week of October 12 using exponential smoothing with a forecast for August 31 of 363 and a = .47 [Select] f. What is the MAD? [Select] g. Based on evaluating all three forecasting models, which forecast should be chosen? [Select]
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