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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 4
PB
Measures of Dispersion
155
FIGURE 4.27
Five examples of
correlation coeffi cient
FIGURE 4.26
SPSS output for
Example 4.9
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Correlations
1
–.519 1
10
.
–.124
10
–.519
.124
10
.
10
Sales
Sales
Pearson correlation
Sig. (2-tailed)
N
Pearson correlation
Sig. (2-tailed)
N
4.11.6 Partial Correlation
Partial correlation measures the degree of association between two variables while controlling
for the effect of one or more variables. For example, in Example 4.9, we will insert one more
variable of ‘number of salespersons’ employed in respective months. With this incorporation,
Table4.7 will take a new shape as below:
Months Jan Feb
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Publisher Resources

ISBN: 9789390168996