in order to check if ANOVA is an appropriate tool to analyze this data, assumptions of ANOVA have to be satisfied. Which of following is NOT an ANOVA assumption?

Select one:

a. Populations at each group are normally distributed

b. Populations at each group should have equal variances

c. Random and Independent Sample

d. Populations at each group should have equal mean

At the level of .05, to check populations equal variances, what test do we need to perform?

Select one:

a. ANOVA test

b. Levene's Test

c. Two-Sample F test

d. Tukey-Cramer Procedure Test