Lnear Regression Model is given by:
,
where
x is the Independent Varriable,
y is the Dependent Variable
is the y ietercept
is the slope
The SD of the Independent Variable is given by:
. (1)
where
is the mean of yvalues and n is the sample size.
So,
Answer is:
if we decrease the SD of the Independent Variable, we note that since n = the sample sizs occurs in the demominator, the sample size = n increases.
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