If a constant 30 is subtracted from each of the value of X and Y , the – McqOptions

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1.	If a constant 30 is subtracted from each of the value of X and Y , the regression coefficient is ..........................
A.	reduced by 30
B.	increased by 30
C.	not changed
D.	1/30th of the original regression
Answer» D. 1/30th of the original regression

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