ANOVA results without post hoc tests tell us only that there is a statistically significant difference somewhere among the multiple groups being compared -- not which particular comparisons of group means are statistically significant.
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Q5: Suppose a study finds a MSBG of
Q6: A two-factor ANOVA is conducted to evaluate
Q7: A post hoc test is conducted to
Q8: The F-ratio:
A)Reflects the variation among the means
Q9: An analysis of covariance (ANCOVA) is conducted
Q11: In a study comparing 4 group means,
Q12: In a study comparing 4 group means,
Q13: A two-factor ANOVA identifies the main effect
Q14: The F -ratio will increase when the
Q15: It is appropriate to use ANOVA when:
A)We
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