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A year later, Barbara gives you a call and tells you that the actual sales for the four quarters of 2017 were: Q1 = 334,271, Q2 = 328,982, Q3 = 317,921, and Q4 = 350,118. How accurate was your model? What was the mean absolute percentage error (MAPE)?

A year later, Barbara gives you a call and tells you that the actual sales for the four quarters of 2017 were: Q1 = 334,271, Q2 = 328,982, Q3 = 317,921, and Q4 = 350,118. How accurate was your model? What was the mean absolute percentage error (MAPE)?

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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A year later, Barbara gives you a call and tells you that the actual sales for the four quarters of 2017 were: Q1 = 334,271, Q2 = 328,982, Q3 = 317,921, and Q4 = 350,118. How accurate was your model? What was the mean absolute percentage error (MAPE)? Dick Staples, another product mon
Transcribed Image Text:A year later, Barbara gives you a call and tells you that the actual sales for the four quarters of 2017 were: Q1 = 334,271, Q2 = 328,982, Q3 = 317,921, and Q4 = 350,118. How accurate was your model? What was the mean absolute percentage error (MAPE)? Dick Staples, another product mon
Period 2017Q1 2017Q2 201703 201704 Time 41 42 43 44 *** Sales Forecast -2201961.671 -2201902.951 -2201844.231 -2201785.511
Transcribed Image Text:Period 2017Q1 2017Q2 201703 201704 Time 41 42 43 44 *** Sales Forecast -2201961.671 -2201902.951 -2201844.231 -2201785.511
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