A, 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). YearSeasonSales1Sp1401Su501w1301F5202Sp2002Su1102w1902f5503Sp2603Su2203W2103f550 B, Discuss the Price Index most used in your country. How is it calculated?

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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, 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	550

B, Discuss the Price Index most used in your country. How is it calculated?

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