When we test differences between the mean scores of more than two unconnected groups,which of the following statistical techniques should we select?
A)analysis of variance
B)dependent samples t-test
C)regression
D)independent samples t-test

Question

Quizplus · Accepted Answer

Analysis of variance (ANOVA) is used to test the differences between mean scores of more than two unconnected groups. Dependent samples t-test and regression are used for different purposes and are not appropriate in this scenario. Independent samples t-test can be used to test the differences between the means of two groups, but ANOVA is the appropriate choice for more than two groups.

When We Test Differences Between the Mean Scores of More