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Consider the simple regression model Yi = B + Bixi + ; where E; ~ N(0, o2) Recall that the Sxy OLS estimator of B1

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Consider the simple regression model Yi = B + Bixi + ; where E; ~ N(0, o2) Recall that the Sxy OLS estimator of B1 is given by B1 = Sxx Sy B1 = 's Show that where r is the sample correlation coefficient and S? and S2 are the sample variances of Y and X respectively

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