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

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

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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b) Given the following data: Month Sales Month Sales January February March 25.0 31.0 29.0 33.0 34.0 37.0 July August September 38.0 October November December 32.0 35.0 32.0 April May June 40.0 37.0 Required: • With a six-month warm-up sample, determine monthly forecasts using: i. Naïve Model ii. Three-month Moving Average ii. Weighted Average iv. Exponential Smoothing ( a = 0.40) v. Linear Regression For each models above, calculate: i. MSE With MSE as basis, which of the models do you think is superior?
Transcribed Image Text:b) Given the following data: Month Sales Month Sales January February March 25.0 31.0 29.0 33.0 34.0 37.0 July August September 38.0 October November December 32.0 35.0 32.0 April May June 40.0 37.0 Required: • With a six-month warm-up sample, determine monthly forecasts using: i. Naïve Model ii. Three-month Moving Average ii. Weighted Average iv. Exponential Smoothing ( a = 0.40) v. Linear Regression For each models above, calculate: i. MSE With MSE as basis, which of the models do you think is superior?
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