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Business Statistics, 3rd Edition
book

Business Statistics, 3rd Edition

by Naval Bajpai
April 2024
Intermediate to advanced content levelIntermediate to advanced
921 pages
37h 16m
English
Pearson India
Content preview from Business Statistics, 3rd Edition
Chapter 16
PB
Time Series and Index Numbers
659
Figures 16.34, 16.35, and 16.36 are the regression outputs for Example 16.5 using MS Excel,
Minitab and SPSS, respectively. Figure 16.37 is the  tted line plot for Example 16.5 produced
using Minitab.
From the Figures 16.34, 16.35, 16.36, and 16.37, it can be seen that the linear trend forecast-
ing equation can be mentioned as below:
Sales = 884.8 + 29.81 (Time period)
The estimated sales 2011 can be obtained by substituting x = 20, that is, time period = 20 in the
above linear trend forecasting equation. So, the estimated sales for 2011 is
Sales = 884.8 + 29.81(20) = `1481 million
The y intercept ...
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Publisher Resources

ISBN: 9789390168996