ulcer {SMPracticals} | R Documentation |
Data from 40 experiments to compare a new surgery for stomach ulcer with an older surgery.
data(ulcer)
A data frame with 80 observations on the following 9 variables.
Efron, B. (1996) Empirical Bayes methods for combining likelihoods (with Discussion). Journal of the American Statistical Association, 91, 538–565.
Errors in the data given in the paper have been corrected here.
Davison, A. C. (2003) Statistical Models. Cambridge University Press. Page 496.
data(ulcer) glm(cbind(r,m-r)~table+treat,data=ulcer,family=binomial)