The following table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks: Week Of August 31 September 7 September 14 September 21 September 28 October 5 Pints Used 350 370 412 378 371 378 a) The forecasted demand for the week of October 12 using a 3-week moving average = pints (round your response to two decimal places).

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 table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks:
Week Of
August 31
September 7
September 14
September 21
September 28
October 5
Pints Used
350
370
412
378
371
378
a) The forecasted demand for the week of October 12 using a 3-week moving average:
response to two decimal places).
106
pints (round your
Transcribed Image Text:The following table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks: Week Of August 31 September 7 September 14 September 21 September 28 October 5 Pints Used 350 370 412 378 371 378 a) The forecasted demand for the week of October 12 using a 3-week moving average: response to two decimal places). 106 pints (round your
Expert Solution
Step 1 Forecasting method: 3-period moving average

Forecast for period t = sum of actual value for period (t-1)+(t-2)+(t-3)3

 

This is nothing but the average of the previous 3-periods.

 

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Follow-up Question
K
The following table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks:
Week Of
August 31
September 7
September 14
September 21
September 28
October 5
-
Pints Used
350
370
412
378
371
378
a) The forecasted demand for the week of October 12 using a 3-week moving average = 375.67 pints (round your response to two decimal places).
b) Using a 3-week weighted moving average, with weights of 0.15, 0.30, and 0.55, using 0.55 for the most recent week, the forecasted demand for the week of October 12 =
decimal places and remember to use the weights in appropriate order the largest weight applies to most recent period and smallest weight applies to oldest period.)
pints (round your response to two
Transcribed Image Text:K The following table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks: Week Of August 31 September 7 September 14 September 21 September 28 October 5 - Pints Used 350 370 412 378 371 378 a) The forecasted demand for the week of October 12 using a 3-week moving average = 375.67 pints (round your response to two decimal places). b) Using a 3-week weighted moving average, with weights of 0.15, 0.30, and 0.55, using 0.55 for the most recent week, the forecasted demand for the week of October 12 = decimal places and remember to use the weights in appropriate order the largest weight applies to most recent period and smallest weight applies to oldest period.) pints (round your response to two
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