[R] Comparison of linear models

2006-07-28 Thread Fabien Lebugle
Good afternoon, I am a master student. I am currently doing an internship. I would like to get some advices about the following issue: I have 2 data sets, both containing the same variables, but the data were measured using two different procedures. I want to know if the two procedures are

Re: [R] Comparison of linear models

2006-07-28 Thread Rolf Turner
Fabien Lebugle wrote: I am a master student. I am currently doing an internship. I would like to get some advices about the following issue: I have 2 data sets, both containing the same variables, but the data were measured using two different procedures. I want to know if the two

Re: [R] Comparison of linear models

2006-07-28 Thread Andrew Robinson
I have one addition to Rolf's thorough advice: if your goal is to try to find evidence that the two procedures are equivalent then the tests that you should consider are called equivalence tests. These do not come from lm. The most popular test is TOST, the two one-sided test, and it doesn't