Which of the Following Statements Is Correct Concerning Correlation Coefficients

question 15

Multiple Choice

Which of the following statements is correct concerning correlation coefficients?

• A) A correlation of +.89 is strong and -.89 is weak.
• B) A correlation of +.89 and -.89 are both strong and equally so.
• C) Correlation coefficients are indicators of cause and effect.
• D) A correlation of +1.5 is very strong

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Definitions:

Attractive Mate

An individual selected based on traits perceived as desirable, enhancing reproductive success in natural and sexual selection.

Disruptive Selection

A type of natural selection that favors extreme values of a trait over intermediate values, leading to two or more contrasting phenotypes in the population.

Stabilizing Selection

Mode of natural selection in which an intermediate form of a trait is adaptive, and extreme forms are selected against.

Prenatal Care

Medical and healthcare provided to a pregnant woman before delivery, aiming to ensure the health of both the mother and the developing fetus.