Re: [R] Proving (instead of rejecting) that two groups are actually equal

2016-08-10 Thread Marc Schwartz
> On Aug 10, 2016, at 5:22 AM, Dominik Marti wrote: > > Hej R helpers > > The standard in statistical hypothesis testing is to reject the null > hypothesis that there is a difference between groups, i.e. to "prove" the > alternative. However, failing to reject the null hypothesis does not pro

Re: [R] Proving (instead of rejecting) that two groups are actually equal

2016-08-10 Thread Bert Gunter
Rejecting a null of "inequality" is the standard setup for equivalence testing in medical contexts. Search on "equivalence testing in R" and you will find what you need. Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it."