If a Pair of Variables Have a Strong Curvilinear Relationship

question 20

Multiple Choice

If a pair of variables have a strong curvilinear relationship, which of the following is true?

• A) The correlation coefficient will be able to indicate that curvature is present.
• B) A scatter plot will not be needed to indicate that curvature is present.
• C) The correlation coefficient will not be able to indicate the relationship is curved.
• D) The correlation coefficient will be equal to zero.

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