Date:         Fri, 17 May 1996 16:33:53 GMT
Reply-To:     Jay Weedon <j_weedon@ESCAPE.COM>
Sender:       "SAS(r) Discussion" <SAS-L@UGA.CC.UGA.EDU>
From:         Jay Weedon <j_weedon@ESCAPE.COM>
Organization: Zippo
Subject:      Re: BINOMIAL

Mike Rayle <rayle@OPUS.OCA.UDAYTON.EDU> wrote:
 
>Does anyone know how to construct a confidence interval using the
>binomail distribution.
>
>I have 111 sucesses and 89 failures for sample size of 200.
> I want to construct a 99 % confidence interval.
 
I wrote a little SAS data step some years ago to do this using an
exact method for Ns up to a few hundred, normal approximation
thereafter. If you want it I can send it to you.
 
It generates the 2-equal-sided 99% CI (0.462, 0.646).
 
Jay Weedon.