What Must Be True for a Correlation Coefficient to Be

question 15

Multiple Choice

What must be true for a correlation coefficient to be calculated between two traits?

• A) The values for the traits must have been obtained from unbiased sampling.
• B) The relationship between the two traits must be linear.
• C) The traits must follow a normal distribution.
• D) All of these choices are correct.

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Definitions:

Affects

Refers to the consequence or impact of one thing on another; can also refer to emotive expressions in psychology.

Clawed Toes

A condition where toes possess or resemble claws, often referring to a deformity or an animal's natural characteristic.

Down Covered Neck

A description typically relating to birds or articles of clothing where the neck region is covered with soft, fine feathers or down-like material.

Tremendously Strong Kicks

Powerful and forceful kicks, often described in the context of martial arts or sports.