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Given below is the trend line equation of a time series relating to sales of a firm. Y 15 + 2X where 1st quarters of 1996 is the trend origin, quarterly time deviation and quarterly sales (in '000 Rs.). The seasonal indices of the sales were as under : X = Y Qrs. I II III IV S.I. 110 120 80 90 Basing upon the above information estimate the quarterly sales for the year 1998 by the multiplicative model of the time series.

Given below is the trend line equation of a time series relating to sales of a firm. Y 15 + 2X where 1st quarters of 1996 is the trend origin, quarterly time deviation and quarterly sales (in '000 Rs.). The seasonal indices of the sales were as under : X = Y Qrs. I II III IV S.I. 110 120 80 90 Basing upon the above information estimate the quarterly sales for the year 1998 by the multiplicative model of the time series.

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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Given below is the trend line equation of a time series relating to sales of a firm. Y = 15 + 2X where 1st quarters of 1996 is the trend origin, quarterly time deviation and Y quarterly sales (in '000 Rs.). The seasonal indices of the sales were as under : I II III IV Qrs. S.I. 110 120 80 90 Basing upon the above information estimate the quarterly sales for the year 1998 by the multiplicative model of the time series.
Transcribed Image Text:Given below is the trend line equation of a time series relating to sales of a firm. Y = 15 + 2X where 1st quarters of 1996 is the trend origin, quarterly time deviation and Y quarterly sales (in '000 Rs.). The seasonal indices of the sales were as under : I II III IV Qrs. S.I. 110 120 80 90 Basing upon the above information estimate the quarterly sales for the year 1998 by the multiplicative model of the time series.
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