8x −3y +7 = 0,14x −7y +6 = 0 are two regression equations then th – McqOptions

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1.	8x −3y +7 = 0,14x −7y +6 = 0 are two regression equations then the correlation coefficient, r = _____
A.	0.86
B.	-0.86
C.	0.45
D.	-0.45
Answer» B. -0.86

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