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

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