Which of the following is an assumption that must be made in Step 1 of the ANOVA test?
A) independent random samples
B) dependent random samples
C) level of measurement is nominal
D) simple random samples

Question

Quizplus · Accepted Answer

Step 1 of the ANOVA test assumes independent random samples, meaning that the sample observations are not related to or influenced by other samples. This assumption is necessary for valid statistical inference in the ANOVA test. The other options, such as "dependent random samples," "level of measurement is nominal," and "simple random samples," are not assumptions made in Step 1 of the ANOVA test.

Which of the Following Is an Assumption That Must Be