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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 15
568
t
b
S
b
=
11
b
In case of multiple regression, this concept can be generalized and the t-statistic can be de ned as
The test statistic t for multiple regression
t
b
S
jj
b
j
=
b
where b
j
is the slope of the variable j with dependent variable y holding all other independent
variables constant, S
b
j
the standard error of the regression coef cient b
j
, and b
j
the hypothesized
population slope for variable j holding all other independent variables constant.
The test statistic t follows a t distribution with nk – 1 degrees of freedom, where k is the
number of independent variables.
The hypotheses for testing the regression coef cient of each independent ...
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Publisher Resources

ISBN: 9789390168996