Introduction

Questions

Question 1 out of 3.
The omnibus null hypothesis when performing an analysis of variance is that there are differences between group means; however, no prediction is made concerning where the differences lie.

True

False


Question 2 out of 3.
Unlike t tests, an ANOVA may be used to test for differences among more than 2 groups.

True

False


Question 3 out of 3.
It is valid to do the Tukey HSD test without first finding a significant effect with an ANOVA.

True

False