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Subject: Re: cdf of mixture distributions?
Date: Sun, 12 Oct 2008 12:49:01 +0000 (UTC)
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perfreem@gmail.com wrote in message <6d5ff2bf-cf4a-4163-a293-5dcad79478ed@v56g2000hsf.googlegroups.com>...
> hello all,
> 
> is there a generic way to compute the cdf of bimodal distributions,
> say, a mixture of gaussians in matlab? example: p*normpdf(10, 5) + (1-
> p)*normpdf(10, 6). how can i get the cdf of this result, aside from
> brute force binning and summing?
> 
> thank yous.


For Gaussian mixtures, you can use erf()