Hyperactivity is usually treated by counseling drugs or both

Hyperactivity is usually treated by counseling, drugs, or both. To test whether one or a combination of the 2 factors are most effective in treating hyperactivity, what statistical test should be conducted with ratio data?

single sample z-test

single sample t-test

independent measures t-test

repeated measures t-test (i.e., dependent samples t-test)

2-way F (i.e., 2-way ANOVA)

Solution

From the given information, we test and determine whther one or a combination of the 2 factors are most effective in treating hyperactivity. So, apply 2-way ANOVA.