If all the x values and all the y values are positive numbers,then ρ must be 0.

Name: If all the x values and all the y values are positive numbers,then ρ must be > 0.
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Question

If all the x values and all the y values are positive numbers,then ρ must be > 0.

Quizplus · Accepted Answer

The correlation coefficient (ρ) measures the strength and direction of a linear relationship between two variables, not just the positivity of their values. It's possible for both x and y values to be positive but have a negative correlation if, for example, as x increases, y consistently decreases.

If All the X Values and All the Y Values