The Point-Biserial Correlation Coefficient Is a Measure of the Direction

question 13

Multiple Choice

The point-biserial correlation coefficient is a measure of the direction and strength of the linear relationship between two variables,where ______.

• A) one is continuous, and one is dichotomous
• B) both variables are on an ordinal scale
• C) one is at interval level or higher and one is ordinal
• D) both variables are on a nominal scale

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Definitions:

Tempo

The speed or pace at which a music piece or section of music is played, or may also refer to the pace of any activity.

Exclude Alternatives

A process of eliminating options or choices from consideration.

Chronological

Relating to or arranged according to the order of time, often used in the organization of historical events or timelines.

Hook

A compelling idea or statement designed to capture the interest of an audience at the beginning of a piece of writing or speech.