General Studies · Correlation and Regression
Given below are two statements regarding regression coefficients: Statement I: The product of the two regression coefficients (bxy and byx) equals the coefficient of determination (r2) and cannot exceed 1. Statement II: The arithmetic mean of the two regression coefficients bxy + byx2 is greater than or equal to the correlation coefficient rxy. In light of the above statements, choose the correct answer:
- 1Both Statement I and Statement II are correct✓
- 2Both Statement I and Statement II are incorrect
- 3Statement I is correct but Statement II is incorrect
- 4Statement I is incorrect but Statement II is correct
Correct answer
Both Statement I and Statement II are correct
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