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)stratified random samples

Question

Quizplus · Accepted Answer

In Step 1 of ANOVA test, it is assumed that independent random samples are selected. This means that the observations in each of the groups being compared are independent of each other and have been drawn randomly from their respective populations. This assumption is necessary for the accuracy and validity of the test. Dependent random samples, stratified random samples, or level of measurement being nominal are not assumptions made in Step 1 of ANOVA test.

Which of the Following Is an Assumption That Must Be