Tests Supplementing ANOVA

Questions

Question 1 out of 7.

When the null hypothesis is rejected in ANOVA, the ANOVA test reveals which means are significantly different from which other means.

  1. True
  2. False
Question 2 out of 7.

A marginal mean is

  1. A mean that is almost significant.
  2. The mean of the means of one variable averaging over the levels of another variable.
Question 3 out of 7.

A main effect is a comparison of

  1. Marginal means
  2. Standardized means
  3. Simple effects
Question 4 out of 7.

To compare a control group with the average of the other three groups, you would use

  1. Tukey's test
  2. An interaction test
  3. A specific comparison
Question 5 out of 7.

To compare each mean with each other mean, you would use

  1. Tukey's test
  2. An interaction test
  3. A specific comparison
  4. ANOVA
Question 6 out of 7.

An interaction makes it difficult to interpret

  1. simple effects
  2. pairwise comparisons
  3. specific comparisons
  4. main effects
Question 7 out of 7.

If one simple effect is significant and another is not, that means there is an interaction.

  1. True
  2. False