Which of the following is one of the requirements for using a one-way, between-subjects ANOVA?
a. The means of the populations represented are homogeneous.
b. The populations represented have significantly different variances.
c. Each sample represents a normally distributed population of nominal or ordinal scores.
d. The scores in each condition are independent samples.
Question 2
Analysis of variance is the most common inferential statistical procedure used to analyze experiments because
a. most researchers are more interested in whether there are differences in the variance among the conditions than in whether there are differences in the means.
b. it is the only statistical procedure that can test either between-subjects factors or within-subjects factors.
c. there are several different versions of it, and so it can test for possible treatment effects more accurately than the two-sample tests.
d. there are several different versions of it, and so it can be used with many different designs.
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