A contingency table allows you to visualize the relationship between a categorical X variable and a categorical Y variable.

The interaction test for 2 × 2 × t contingency tables of Zelen (1971) is extended to 2 × s × t tables. This test is related to the tests of partial association, or `main effect', of Birch (1965) and ...

Models are developed for the analysis of contingency table data with supplemental marginal totals. The method of maximum likelihood is used to estimate the parameters in the models, and the expected ...