Any aids and resources are permitted. You may consult any web pages but you may not communicate with anyone other than the instructor. The numbered problems are from Agresti, A. (2002), Categorical Data Analysis, Wiley.
2.12 Also, test for homogeneous odds ratio and, if accepted, test to see if the common odds ratio is 1.
2.14, 2.15
3.14, 3.15