i. To employ ANOVA, the populations should have approximately equal standard deviations. ii. To employ ANOVA, the populations being studied must be approximately normally distributed.
iii. The least number of sources of variation in ANOVA is two.
A) (i), (ii), and (iii) are all correct statements.
B) (i) and (ii) are correct statements but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) (i), (ii), and (iii) are all false statements.

Question

Quizplus · Accepted Answer

ANOVA assumes that the populations have equal variances (homogeneity of variance) and are normally distributed. It also involves at least two sources of variation: between-group and within-group.

I to Employ ANOVA, the Populations Should Have Approximately Equal