Month [Bulan] Sales Units [Unit Jualan] 1 1100 2 1200 3 1450 4 1800 5 2100 6 2700   ii) Calculate the four-period weighted moving average forecasts for months 5 and 6 using weights of 0.05, 0.15, 0.30, and 0.50 from the earliest period to the latest period, respectively.

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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Question 3

[Soalan 3]

 

  1. Use the data set below to answer the following questions:

[Gunakan set data di bawah untuk menjawab soalan-soalan berikut:]

 

Table 1: Monthly sales unit

[Jadual 1: Unit jualan bulanan]

Month

[Bulan]

Sales Units

[Unit Jualan]

1

1100

2

1200

3

1450

4

1800

5

2100

6

2700

 

ii) Calculate the four-period weighted moving average forecasts for months 5 and 6 using weights of 0.05, 0.15, 0.30, and 0.50 from the earliest period to the latest period, respectively.

             [Hitungkan ramalan wajaran purata bergerak menggunakan empat-tempoh untuk bulan 5 dan 6 menggunakan pemberat 0.05, 0.15, 0.30 dan 0.50 dari tempoh yang terawal ke tempoh yang terakhir mengikut turutan.]

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