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Question
Read the following statements and choose the correct option:
- If r = 0, then regression lines are not defined.
- If r = 0, then regression lines are parallel.
- If r = 0, then regression lines are perpendicular.
- If r = ±1, then regression lines coincide.
Which of the following is correct?
Options
Only IV is correct.
Only I and II are correct.
Only I and IV are correct.
Only III and IV are correct.
MCQ
Solution
Only III and IV are correct.
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Angle Between Regression Line and Properties of Regression Lines
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