1. Perform a Trend and Seasonal analysis with the following data. Include the trend formula and the multiplicative indices for the seasons. Using the model forecast sales for the next year (all 4 seasons of year 4). Year Season 1 1 1 1 ~~~~ 3 3 3 3 2 2 2 2 sp su W el f sp su W f sp su W f Sales 140 50 130 520 200 110 190 550 260 220 210 570
1. Perform a Trend and Seasonal analysis with the following data. Include the trend formula and the multiplicative indices for the seasons. Using the model forecast sales for the next year (all 4 seasons of year 4). Year Season 1 1 1 1 ~~~~ 3 3 3 3 2 2 2 2 sp su W el f sp su W f sp su W f Sales 140 50 130 520 200 110 190 550 260 220 210 570
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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1. Perform a Trend and Seasonal analysis with the following data. Include the trend formula
and the multiplicative indices for the seasons. Using the model forecast sales for the next
year (all 4 seasons of year 4).
Year Season Sales
1 sp 140
1 su 50
1 w 130
1 f 520
2 sp 200
2 su 110
2 w 190
2 f 550
3 sp 260
3 su 220
3 w 210
3 f 570
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