Dear S-plus users, I have two questions regarding multinomial models for nominal response variables: 1. I've tried to use "multinom" in S-plus 6.2 (Windows XP) to investigate whether a certain factor
Dear S-plus users, Is there anyone who has written a program to sample controls from a cohort using the case-cohort and nested case-control designs? Regards, Gianluca Dr. Gianluca Severi, PhD Senior