Post Reply 
Inference App
05-20-2015, 06:40 PM
Post: #5
RE: Inference App
(08-12-2014 09:03 AM)mcjtom Wrote:  Would anyone know how the confidence interval/critical values on proportions (i.e. test type: 1 p and p1-p2) is calculated (i.e. what's the distribution and formulas being used)?

It looks to me that the sample proportion's bionomial distribution is simply approximated as normal, regardless of the sample size or proportion value being close to 0 or 1. If that's the case, it may at least deserve some warning on screen or in Help (e.g.

But is it true?

Yes, it is using the normal distribution.
Find all posts by this user
Quote this message in a reply
Post Reply 

Messages In This Thread
Inference App - Helge Gabert - 08-07-2014, 03:34 PM
RE: Inference App - mcjtom - 08-11-2014, 11:39 AM
RE: Inference App - mcjtom - 08-12-2014, 09:03 AM
RE: Inference App - Wes Loewer - 05-20-2015 06:40 PM
RE: Inference App - mcjtom - 05-18-2015, 06:36 AM

User(s) browsing this thread: 1 Guest(s)