Wednesday, Aug 25, 2004 9:00am, 421 Neville Suzhong Tian, Dept. of Mathematics and Statistics, University of Maine Statistical Inference for the Risk Ratio in 2 X 2 Binomial Trials with Structural Zero Thesis defense; Advisor: Prof. Ramesh Gupta In some statistical analyses, researchers may encounter the problem of analyzing correlated 2×2 table with a structural zero