If bxy = -.8 by x = 1.2 then value of r is ________________?
Correct answer: D. None of these
- A. √.96
- B. √-.96
- C. 0
- D. None of these
Explanation
The product of the two regression coefficients equals r², so here r² = (−0.8)(1.2) = −0.96. A squared real correlation cannot be negative, making all numerical options invalid.
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