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1. Show that Formula 14.6 from the text (p. 612) for the slope of the least squares regression line in simple regression (b1): ELI(x -

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1. Show that Formula 14.6 from the text (p. 612) for the slope of the least squares regression line in simple regression (b1): ELI(x - x)(yi - y) is equal to: Sy TIy SI where: Ti - T yi - y Try n - Sy is the correlation coefficient between the variables and Sx and Sy are the variable standard deviations

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