Question: 12. If the regression line is given by ( Y=+3 X ), then the correlation coefficient ( (r) ) is A) zero B) positive C)

12. If the regression line is given by ( Y=+3 X ), then the correlation coefficient ( (r) ) is A) zero B) positive C) negative D) none of the above
12. If the regression line is given by ( Y=+3 X

12. If the regression line is given by Y=+3X, then the correlation coefficient( r )is A) zero B) positive C) negative D) none of the above

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