Tue 11 Nov, 2014 11:34 am - Hello again.
We now have actual data to work with! As suggested the data were transformed in S/CO in each test categories C13 and C14 breath tests.
I have some question regarding the way to... (view)
Thu 18 Jul, 2013 07:17 am - Thanks!
I will do exactly as you suggest. First we will collect the data and I'll try to perform your proposed analysis. I WILL get back to this post to update it in a few weeks ;-) Thanks... (view)
Wed 17 Jul, 2013 09:55 am - Yes one is RIA and the other is infrared spectrometry. I do not know if there is an upper-limit. They positive clusters seems to be clustered around a central mean value, but there are clearly some... (view)
Wed 17 Jul, 2013 09:32 am - Hi again, I'm trying to follow your thinking, but since I'm not perfectly fluent in english, I am not sure to understand the meaning of the abbreviation S/CO you're using Thanks (view)
Wed 17 Jul, 2013 09:29 am - Hi,
Thanks a lot by the way: this helps!
No, we have independant sample sets: the previous test went backorder and we had to change to test2. These are sample sets retreived in a historical... (view)
Wed 17 Jul, 2013 07:56 am - Good morning,
Here are more details about the actual project. The tests are urea breath test to assess the presence of a bacteria (Helicobacter pylori) in the stomach responsible for common type... (view)
Tue 16 Jul, 2013 03:13 pm - Hi. Thanks for the interest on my post.
The data are continuous variables. Each of the two tests yield two clusters of result, that we assume are the negative cluster and the positive cluster.... (view)
Tue 16 Jul, 2013 01:24 pm - Hi. Thanks for helping or trying to ;-)
I want to assess the difference between the distribution of the results of a diagnostic test compared to the distribution of the results of a another test.... (view)
