When Performing a One-Way ANOVA, Two of the Assumptions Required

question 19

Essay

When performing a one-way ANOVA, two of the assumptions required are that the populations be normally distributed and that the populations have equal standard deviations. What rule of thumb can be used to assess the equal-standard deviations assumption? What other method can be used to assess the normality and equal-standard deviations assumptions?

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Definitions:

Rehabilitation

A process aimed at enabling recovery from injury, illness, or dependency, through therapeutic interventions to regain function or well-being.

Formed Group

is a collection of individuals who have been intentionally brought together for a specific purpose or project, distinguished from naturally occurring clusters.

Therapy Group

A gathering of individuals who participate in therapeutic sessions together, often guided by a therapist.

Family

A social unit consisting of parents and their children, considered as a group, whether dwelling together or not; the traditional nucleus of society.