I did look at the articles. The statistical methods sections were very informative. I have a much better grasp of the concepts now.
Thank you very much.
Search found 4 matches
- Fri Aug 11, 2023 7:59 am
- Forum: Help
- Topic: ROC Curve P value
- Replies: 8
- Views: 3358
- Wed Aug 09, 2023 9:50 pm
- Forum: Help
- Topic: ROC Curve P value
- Replies: 8
- Views: 3358
Re: ROC Curve P value
So can it be said that the AUC tells us about a difference between 2 distributions, and the p value tells us how certain we are that this difference is not due to chance (regardless of its size) ?
- Wed Aug 09, 2023 6:09 pm
- Forum: Help
- Topic: ROC Curve P value
- Replies: 8
- Views: 3358
Re: ROC Curve P value
Sir, I can't begin to thank you enough for your time responding to my query. So this is what I understood after studying the file you attached : 1. The AUC doesn't change no matter the method you use to get it, TestROC, Regression or the Mann Whitney U dependent equation (AUC =1-U/n1*n2) 2. As for t...
- Sun Aug 06, 2023 2:44 pm
- Forum: Help
- Topic: ROC Curve P value
- Replies: 8
- Views: 3358
ROC Curve P value
I was wondering if someone could help me with the following problem, I apologize in advance if my query is too silly, my statistical background is rather shallow. I am doing a study on a lab test, and I want to check if it can discriminate well between 30 healthy and 30 diseased subjects. I ran a RO...