Mathematics · Statistics
Which of the following statements is correct regarding the relation between the arithmetic mean of two regression coefficients and the correlation coefficient (r)?
- 1It is always greater than or equal to the absolute value of the correlation coefficient✓
- 2It has no standard mathematical relation with the correlation coefficient
- 3It is always equal to the correlation coefficient
- 4It is always strictly less than the correlation coefficient
Correct answer
It is always greater than or equal to the absolute value of the correlation coefficient
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