[R] Incomplete Beta
(Ted Harding)
Ted.Harding at nessie.mcc.ac.uk
Tue Dec 13 17:18:37 CET 2005
On 13-Dec-05 Thomas Lumley wrote:
> On Tue, 13 Dec 2005, Albert Sorribas wrote:
>
>>
>> Is there any function available in R for computing the incomplete Beta
>> function?
>
> pbeta(). The incomplete Beta function is the cdf of the Beta
> distribution
But don't forget to multiply by beta(,):
ibeta(x,a,b) <- function(x,a,b){ pbeta(x,a,b)*beta(a,b) }
!
Best wishes,
Ted.
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Date: 13-Dec-05 Time: 16:18:35
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