The regression coefficients are b2 and b1. Then the correlation coeffi – McqOptions

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1.	The regression coefficients are b2 and b1. Then the correlation coefficient r is:
A.	\(\dfrac{b_1}{b_2}\)
B.	\(\dfrac{b_2}{b_1}\)
C.	\(±\sqrt{\left(b_1b_2\right)}\)
D.	b1b2
Answer» D. b1b2

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