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Q. The Correlation coefficient between two variables is the………………..of their regression coefficients.

Q. Past data has shown that the regression line relating the final exam score and the midterm exam score for students who take statistics from a certain professor is: final exam = 50 + 0.5 × midterm One interpretation of the slope is

Q. Index no. for the base period is always taken as

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Q. Relationship between correlation coefficient and coefficient of determination is that: