Q9Section I (Objective (Q1–Q80))9 of 80

Descriptive Statistics — correlation sign changes under squaring

Consider the pairs of observations on X and Y as $(-1,-2), (0,-1), (1,0), (2,1)$ . If the correlation coefficient between X and Y is denoted by r and that between $X^2$ and $Y^2$ by s, then which one of the following is correct?

Pick an option to check your answer. In a mock test a wrong answer here costs 0.83 mark.

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