In the study above what type of statistical test,should Dr.Nan use (if subjects have been matched on age or IQ)?
A)Independent t-test
B)Correlated t-test
C)One-way ANOVA (between subjects design)
D)One-way ANOVA (repeated measures)
E)none of these

Question

Quizplus · Accepted Answer

Since the study involves comparing the scores of the same group of individuals before and after an intervention, a correlated t-test (also known as a paired t-test) is the appropriate statistical test to use. This test is used when the data is paired or matched, which is the case when subjects are tested two times, as in this study. ANOVA tests are not appropriate for this type of data, and an independent t-test is used when comparing two independent groups.

In the Study Above What Type of Statistical Test,should Dr