a. Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = .1. Which provides the better forecasts based on MSE? b. Find the forecast for the next month using the best forecast method.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.7: Exponential Smoothing Models
Problem 26P: The file P13_26.xlsx contains the monthly number of airline tickets sold by the CareFree Travel...
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4. The sales (in millions of dollars) for an 18-month period are as follows.
Month
Sales
Month
Sales
1
600
600
775
10
775
3
600
11
600
4
650
12
575
700
13
625
800
14
650
550
15
600
8
775
a. Compare a three-month moving average forecast with an exponential smoothing
forecast. Use a = 0.1. Which provides the better forecasts based on MSE?
b. Find the forecast for the next month using the best forecast method.
2.
Transcribed Image Text:4. The sales (in millions of dollars) for an 18-month period are as follows. Month Sales Month Sales 1 600 600 775 10 775 3 600 11 600 4 650 12 575 700 13 625 800 14 650 550 15 600 8 775 a. Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = 0.1. Which provides the better forecasts based on MSE? b. Find the forecast for the next month using the best forecast method. 2.
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