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NDA Math Statistics

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Question : 34

Total: 100

Consider the following statements:
1. If the correlation coefficient 𝑟𝑥𝑦=0, then the two lines of regression are parallel to each other.
2. If the correlation coefficient 𝑟𝑥𝑦=+1 , then the two lines of regression are perpendicular to each other. Which of the above statements is/are correct?

1 only
2 only
Both 1 and 2
Neither 1 nor 2

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