[SciPy-dev] scipy.stats: sf for symmetric distributions.

josef.pktd@gmai... josef.pktd@gmai...
Thu Sep 17 20:37:29 CDT 2009


On Thu, Sep 17, 2009 at 4:16 PM, David Warde-Farley <dwf@cs.toronto.edu> wrote:
> On 16-Sep-09, at 8:59 PM, josef.pktd@gmail.com wrote:
>
>> I checked the t distribution again. It is still missing the same
>> trick for _isf.
>> David, could you check and, if correct, commit the following addition
>> to the t distribution.
>>
>> 2850      def _ppf(self, q, df):
>> 2851          return special.stdtrit(df, q)
>>
>> +         def _isf(self, q, df):
>> +             return -special.stdtrit(df, q)
>
> Looks good to me; in r5928.
>
> David

Thanks,
Josef

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