[SciPy-User] Is there any quantile function in scipy.stats module?

袁振飞 zfyuan@mail.ustc.edu...
Fri May 4 10:23:50 CDT 2012


于 2012年05月04日 21:09, josef.pktd@gmail.com 写道:
> On Fri, May 4, 2012 at 9:03 AM,<zfyuan@mail.ustc.edu.cn>  wrote:
>> Hi, all.
>>
>>      My work involved in some probability calculation, which needs the
>> quantile
>> function of distributions like standard normal and t. However, I looked into
>> scipy.stats.t, there's only pdf and cdf functions, and didn't see quantile
>> function. What can I do with this problem?
> stats.norm.ppf
> stats.t.ppf
> gives the quantiles for a specific values (can be list or array)
>
> .isf is the quantile for the survival function, and is for some
> distributions more precise for upper tails than using ppf.
>
> Josef
>
>>      I want your help, thanks a lot !
>>
>> Best wishes: )
>>
>> --
>> Jeffrey
>>
>>
>>
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I see. Thanks a lot

-- 
Jeffrey




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