Under What Circumstances Is the Point-Biserial Correlation Used?​

question 3

Multiple Choice

Under what circumstances is the point-biserial correlation used?​

• A)​in the same circumstances when a repeated-measures t test would be used
• B)​when X consists of regular, numerical scores but Y is dichotomous
• C)​when both X and Y are dichotomous variables
• D)​when both X and Y are measured on an ordinal scale (ranks)

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Definitions:

Constructs

Theoretical concepts that are used to understand or explain behaviors, attributes, or phenomena within various fields of study.

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Kerlinger and Lee

Authors known for their contributions to social sciences research methodology, particularly in the field of behavioral studies.

Interrelated Constructs

Concepts or frameworks that are connected and influence each other, forming a complex relationship within a particular study or theory.