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Do Homework - Bridgette Bradley - Google Chrome Secure https://www.mathxl.com/Student/PlayerHomework.aspx?homeworkId=460020838&questionld;=2&flushed-false;&cld;=4787172&centerwin-yes; Operations Management- Online Bridgette Bradley | 1/27/18 5:09 PM Homework: Chapter 4 Score: 0 of 1 pt Problem 4.2a Save 2018 (2 complete) HW Score: 8.33%, 0.67 of 8 pts Question Help The following table shows the actual demand observed over the last 11 years 4 10 Year 10 Demand 8 12 13 10 This exercise contains only parts b, c, and d b) Using the 3-year moving average, provide the forecast from periods 4 through 12 (round your responses to one decimal place) Year 10 12 c) Using the 3-year weighted moving average with weights 0.10, 0.35, and 0.55, using 0.55 for the most recent period, provide the forecast from periods 4 through 12 (round your responses to two decimal places) Year 10 12 Forecast Enter your answer in the edit fields and then click Check Answer part remaining Clear Al Check Answer

Explanation / Answer

b)

from 3 month moving average =(last 3 month total)/3

c) forecast =0.55*last year actual+0.35*last to last year actual +0.1*two year  actual

Year Demand Forecast 1 8 2 8 3 6 4 10 7.3 5 12 8.0 6 8 9.3 7 13 10.0 8 12 11.0 9 10 11.0 10 11 11.7 11 8 11.0 12 9.7

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