The Arithmetic Calculations for the Test of Homogeneity and the Test

The arithmetic calculations for the test of homogeneity and the test of independenceare the same.
a) Explain in a few sentences what distinguishes these two hypothesis tests.
b) To illustrate your answer in part (a), give an example of a research question thatwould require a test of homogeneity, and an example that would require a test ofindependence. Briefly describe the aspects of your examples that illustrate thedistinguishing characteristics you mentioned in part (a).