Dear all, ? Beginner with R, I need somme help to write a correct R script using package "boot" to calculate % and Bca confidence intervals for percentages to describe a population structure. ? I have the following strucure data set: data<-c(A, A, A, A, A, A, B, B, B, B, B, C, C, C, C, C, C, C, C, C) ? where A, B and C are different species. ? I want to calculate robust % of A; % of B and % of C with Bca confidance intervals using package "boot" and boostraps of the initial data set. ? Thanks for your help. All the best. Steeve M. [[alternative HTML version deleted]]