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(c) What is the forecast for the next month (in millions of dollars) using exponential smoothing with a = 0.2? (R million

(c) What is the forecast for the next month (in millions of dollars) using exponential smoothing with a = 0.2? (R million

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 C
Jng is mUre accurate, sinee itS MSE caleulated over all of the rorecasted months is smaller than the MSE using the three-month moving average. O The three-month moving average is more accurate, since its MSE is larger than the MSE for exponential smoothing calculated over all of the forecasted mor (c) What is the forecast for the next month (in millions of dollars) using exponential smoothing with a = 0.2? (Round your answer to two decimal places.) $4 million
Transcribed Image Text:Jng is mUre accurate, sinee itS MSE caleulated over all of the rorecasted months is smaller than the MSE using the three-month moving average. O The three-month moving average is more accurate, since its MSE is larger than the MSE for exponential smoothing calculated over all of the forecasted mor (c) What is the forecast for the next month (in millions of dollars) using exponential smoothing with a = 0.2? (Round your answer to two decimal places.) $4 million
(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 $ millions) 3-Month Moving Average Forecast (In $ millons) a = 0.2 Month Forecast (In $ millions) 240 350 240 3 230 262 4 260 273.33 255.6 280 280 256.48 6 320 256.67 261.18 220 286.67 272.95 8 310 273.33 262.36 9 240 283.33 271.89 10 310 256.67 265.51 11 240 286.67 274.41 12 230 263.33 267.53
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 $ millions) 3-Month Moving Average Forecast (In $ millons) a = 0.2 Month Forecast (In $ millions) 240 350 240 3 230 262 4 260 273.33 255.6 280 280 256.48 6 320 256.67 261.18 220 286.67 272.95 8 310 273.33 262.36 9 240 283.33 271.89 10 310 256.67 265.51 11 240 286.67 274.41 12 230 263.33 267.53
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