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Questions and Answers
What is the primary advantage of using ANOVA over multiple t-tests when comparing means between multiple groups?
What is the primary advantage of using ANOVA over multiple t-tests when comparing means between multiple groups?
- ANOVA is only used for metric variables
- ANOVA is only used for categorical variables
- ANOVA is less sensitive to Type I errors (correct)
- ANOVA is more sensitive to Type I errors
In a mixed-design ANOVA, what is the combination of conditions?
In a mixed-design ANOVA, what is the combination of conditions?
- Between-groups and multivariate
- Between-groups and one-way
- Between-groups and within-groups (correct)
- Within-groups and one-way
What is the purpose of the F statistic in ANOVA?
What is the purpose of the F statistic in ANOVA?
- To determine if there is a significant effect of the categorical variables on the metric variable (correct)
- To determine the effect size of the mean difference
- To determine the direction of the relationship between variables
- To determine the significance of the interaction between variables
What is the ideal scenario for running ANOVA in terms of participants?
What is the ideal scenario for running ANOVA in terms of participants?
What is the term for the error of failing to find a significant difference where one does in fact exist in reality?
What is the term for the error of failing to find a significant difference where one does in fact exist in reality?
What is the purpose of the partial η2 (partial eta squared) in ANOVA?
What is the purpose of the partial η2 (partial eta squared) in ANOVA?
What is the term for the error of finding a significant difference where one does not exist in reality?
What is the term for the error of finding a significant difference where one does not exist in reality?
What type of ANOVA is conducted on one independent variable?
What type of ANOVA is conducted on one independent variable?
What is the purpose of Levene's test in ANOVA?
What is the purpose of Levene's test in ANOVA?
What is the advantage of using multivariate tests in ANOVA?
What is the advantage of using multivariate tests in ANOVA?
What is the purpose of including Mean Square Error (MSE) in an ANOVA?
What is the purpose of including Mean Square Error (MSE) in an ANOVA?
What is the primary difference between ANOVA and ANCOVA?
What is the primary difference between ANOVA and ANCOVA?
In MANOVA, what is the assumption of homogeneity related to?
In MANOVA, what is the assumption of homogeneity related to?
What is the purpose of running a multivariate test such as MANOVA?
What is the purpose of running a multivariate test such as MANOVA?
What is the primary advantage of using MANOVA over running multiple ANOVA?
What is the primary advantage of using MANOVA over running multiple ANOVA?
What is the Levene's test used for in the context of MANOVA?
What is the Levene's test used for in the context of MANOVA?
What is the purpose of estimated marginal means in MANOVA?
What is the purpose of estimated marginal means in MANOVA?
When testing for specific effects in MANOVA, what is the purpose of the Post Hoc option?
When testing for specific effects in MANOVA, what is the purpose of the Post Hoc option?
What is the primary limitation of interpreting complex MANOVA designs?
What is the primary limitation of interpreting complex MANOVA designs?
What is the purpose of the Descriptive statistics option in MANOVA?
What is the purpose of the Descriptive statistics option in MANOVA?
What is the purpose of conducting the F test assessing Box's M?
What is the purpose of conducting the F test assessing Box's M?
What is the main outcome of a MANOVA?
What is the main outcome of a MANOVA?
What do estimated marginal means aim to control for in ANOVA?
What do estimated marginal means aim to control for in ANOVA?
What is the primary difference between planned contrasts and post hoc testing?
What is the primary difference between planned contrasts and post hoc testing?
Which type of contrast is often used in ANOVA designs to compare each group to a baseline group?
Which type of contrast is often used in ANOVA designs to compare each group to a baseline group?
What do Tukey's test and Student-Newman-Keuls (SNK) testing primarily differ in?
What do Tukey's test and Student-Newman-Keuls (SNK) testing primarily differ in?
Which statistical test aims to ensure equality of variances in ANOVA?
Which statistical test aims to ensure equality of variances in ANOVA?
What does an interaction term in ANOVA represent?
What does an interaction term in ANOVA represent?
How do estimated marginal means differ from raw means in ANOVA?
How do estimated marginal means differ from raw means in ANOVA?
When is it appropriate to use complex polynomial contrasts in ANOVA?
When is it appropriate to use complex polynomial contrasts in ANOVA?
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