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(b) Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = 0.2. Time Seres 3-Month Moal

(b) Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = 0.2. Time Seres 3-Month Moal

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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Please answer part b
DATAfile: Alabama The values of Alabama building contracts (in millions of dollars) for a 12-month period are as follows. 240 350 230 260 280 320 220 310 240 310 240 230 (a) Construct a time series plot. What type of pattern exists in the data? O The data appear to follow a cyclical pattern. O The data annear to follo
Transcribed Image Text:DATAfile: Alabama The values of Alabama building contracts (in millions of dollars) for a 12-month period are as follows. 240 350 230 260 280 320 220 310 240 310 240 230 (a) Construct a time series plot. What type of pattern exists in the data? O The data appear to follow a cyclical pattern. O The data annear to follo
(b) Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = 0.2. (Round your answers to two decimal places.) Time Serles Value (In $ millons) 3-Month Moving Average Forecast (In $ millons) Month a = 0.2 Forecast (In $ milllons) 1. 240 350 230 4 260 280 6. 320 7 220 310 240 10 310 11 240 12 230
Transcribed Image Text:(b) Compare a three-month moving average forecast with an exponential smoothing forecast. Use a = 0.2. (Round your answers to two decimal places.) Time Serles Value (In $ millons) 3-Month Moving Average Forecast (In $ millons) Month a = 0.2 Forecast (In $ milllons) 1. 240 350 230 4 260 280 6. 320 7 220 310 240 10 310 11 240 12 230
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