Simple addition to random module - Student's t

Robert Kern robert.kern at gmail.com
Wed Sep 2 20:05:01 CEST 2009


On 2009-09-02 11:28 AM, Mark Dickinson wrote:
> On Sep 2, 2:51 pm, Thomas Philips<tkp... at gmail.com>  wrote:
>> def student_t(df):         # df is the number of degrees of freedom
>>      if df<  2  or int(df) != df:
>>         raise ValueError, 'student_tvariate: df must be a integer>  1'
>
> By the way, why do you exclude the possibility df=1 here?

Similarly, requiring df to be an integer is extraneous.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though it had
  an underlying truth."
   -- Umberto Eco




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