21. A data professional compares how two or more continuous variables vary according to categorical independent variables. What statistical technique are they using?
- Multivariate analysis of variance
- Mean analysis of variables
- Analysis of variance
- Analysis of variables
22. When using MANOVA, what type of variables does a data professional add?
- absolute
- independent
- dependent
- correlated
23. Fill in the blank: The post hoc test performs a pairwise comparison between _____ while controlling for the error rate.
- only two groups
- all available groups
- only three groups
- only one group
24. What types of variables does MANCOVA compare while controlling for covariates? Select all that apply.
- Outcome
- Preparation
- Dependent
- Independent