How Does $\omega$ ² for the One-Way Between-Subjects ANOVA Correct for the Fact

question 7

Multiple Choice

How does $\omega$ ² for the one-way between-subjects ANOVA correct for the fact that $\eta$ ² tends to be a biased estimate of effect size?

• A) It corrects for the size of error by including MS_E in the formula.
• B) It includes the degrees of freedom between groups (df_BG) in the formula.
• C) It accounts for the number of groups that were observed.
• D) All of these.

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Definitions:

Test Validity

The degree to which a test accurately measures what it is intended to measure.

Comorbidity

The co-occurrence of two or more disorders or diseases in the same individual, often complicating diagnosis and treatment.

Diagnostic Systems

Structured methods used in healthcare and psychology to identify and classify diseases, disorders, and conditions based on symptoms and signs.

Reliability

The degree to which an assessment tool produces stable and consistent results over time.