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Question: Answered & Verified by Expert
If two lines of regression are perpendicular, then the correlation coefficient $\mathrm{r}$ is
MathematicsStatisticsNDANDA 2013 (Phase 1)
Options:
  • A 2
  • B $\frac{1}{2} \quad$
  • C 0
  • D None of the above
Solution:
1037 Upvotes Verified Answer
The correct answer is: 0
It is a property

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