b) Given the following data: Month Sales Month Sales January February March April May June 25.0 31.0 29.0 33.0 34.0 37.0 July August September 38.0 October November December 35.0 32.0 40.0 37.0 32.0 Required: • With a six-month warm-up sample, determine monthly forecasts using: i. ii. iii. Naive Model Three-month Moving Average Weighted Average iv. Exponential Smoothing (a = 0.40) Linear Regression v. • For each models above, calculate: i. MAD

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b) Given the following data:
Month
Sales
Month
Sales
25.0
31.0
29.0
33.0
34.0
July
August
September 38.0
October
November
December
January
February
March
35.0
32.0
April
May
June
1 1
40.0
37.0
37.0
32.0
Required:
• With a six-month warm-up sample, determine monthly forecasts using:
Naive Model
Three-month Moving Average
Weighted Average
Exponential Smoothing ( a = 0.40)
Linear Regression
i.
ii.
ii.
iv.
V.
For each models above, calculate:
i.
MAD
Transcribed Image Text:b) Given the following data: Month Sales Month Sales 25.0 31.0 29.0 33.0 34.0 July August September 38.0 October November December January February March 35.0 32.0 April May June 1 1 40.0 37.0 37.0 32.0 Required: • With a six-month warm-up sample, determine monthly forecasts using: Naive Model Three-month Moving Average Weighted Average Exponential Smoothing ( a = 0.40) Linear Regression i. ii. ii. iv. V. For each models above, calculate: i. MAD
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