Statistics 4F03/6F03 - Test #2

2005-11-17 16:00-18:00


This test is to be written in the BSB Student Technology Centre. The duration of the test is 2 hours.
Any aids and resources are permitted. You may consult any web pages but you may not use e-mail or communicate with anyone other than the instructor.

The numbered problems are from Agresti, A. (1996), An Introduction to Categorical Data Analysis, Wiley.

Chapter 2

2.25, 2.26
Also: Write out all possible tables with the given margins and compute the probability of each table. What is the smallest P-value you could get with this study? What is the smallest mid-P? Determine the smallest P and mid-P for a two-sided test as well as for the one-sided test.

Chapter 3

3.15
Also: Include a logistic analysis. Give diagnostic plots of the residuals for the logistic model assuming homogeneous association. Explain what the plots tell you, and determine which points are the most influential.


Statistics 4F03/6F03