Multiple choice:

Which of the following is a condition for ANOVA but is NOT a condition for using a t-test for a difference in means?

All of the things listed here are conditions for both ANOVA and using a t-test for difference in means. The individuals within each group are independent of each other. The groups are independent of each other. The variance is approximately equal in the groups being compared. The distribution of the data is approximately normal (although this can be relaxed when the sample size is large)