OneWayANOVAwithPostHoc.FAL11

# Median group comparisons group in anova group means

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Unformatted text preview: roup Comparisons Group In ANOVA, group means are statistically In group compared: compared: Null Hyp.: No group differences exist on the Null dependent variable. dependent Examine F-Ratio : Between groups Var. Examine Between Within groups Var. Within Between-Groups Variance (Good) Distance between group means Within-Groups Variance (Bad, Error Var.) Variance within each group’s distribution One-way ANOVA One-way Compare 2 groups (1 IV): 2 mutually-exclusive groups mutually-exclusive Independent Samples T-test (N<100) Independent F-test (N>=100) One-way Analysis of Variance (ANOVA) One-way ANOVA One-way Hypothesis Testing in ANOVA: Evaluate Null: Examine observed p-value for F-ratio Evaluate Alternative: Examine group means. If you hypothes...
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