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Given the Least-Squares Regression Line = -2

Question 124

Multiple Choice

Given the least-squares regression line Given the least-squares regression line = -2.48 + 1.63x, and a coefficient of determination of 0.81, what is the coefficient of correlation? A) -0.85 B) 0.85 C) -0.90 D) 0.90 = -2.48 + 1.63x, and a coefficient of determination of 0.81, what is the coefficient of correlation?


A) -0.85
B) 0.85
C) -0.90
D) 0.90

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