sequence data

I am interested in knowing how to analyse whether the order in which an event occurs within a sequence of events is random; i.e. is the likelihood of event '1' occurring 1st in a sequence of events just as likely as it occurring 2nd or 3rd etc.. More specifically: My work is...

Hi everyone!! I'm quite new with R, so I hope you can help me :) I'm working with bacteria pyrosequencing data and I'm doing the statistical analysis with R. I have 21 samples and 7 different treatments. I loaded my data into R phyloseq obtaining: > psR phyloseq-class...