If the Researcher Suspects That the Strength of the Relationship

question 27

Multiple Choice

If the researcher suspects that the strength of the relationship between two variables in the population is .25,what sample size should she use per group in a study involving two correlated groups and an alpha level of .05,directional test,in order to achieve a power of .90?

• A)14
• B)17
• C)21
• D)24

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Definitions:

Japanese Subjects

Individuals from Japan participating in a study or research project.

American Subjects

Refers to research participants who are from the United States, often noted in studies to discuss the cultural or demographic background of the sample.

Self-serving Bias

The common habit where people attribute positive events to their own character but attribute negative events to external factors.

Companionate Love

A form of love characterized by deep affection, emotional closeness, and a strong bond, without necessarily including passion or physical attraction.