1.2.3-SNAPSHOT Arrow_down_16x16
  • (pdf-t x & options)
Returns the Student's t pdf for the given value of x. It will return a sequence
of values, if x is a sequence. Same as R's dt function.

Options:
:df (default 1)

See also:
cdf-t, quantile-t, and sample-t

References:
http://incanter.org/docs/parallelcolt/api/cern/jet/random/tdouble/StudentT.html
http://en.wikipedia.org/wiki/Student-t_distribution
http://en.wikipedia.org/wiki/Probability_density_function

Example:
(pdf-t 1.2 :df 10)

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Plus_12x12 Minus_12x12 Source incanter/stats.clj:734 top

(defn pdf-t
" Returns the Student's t pdf for the given value of x. It will return a sequence
  of values, if x is a sequence. Same as R's dt function.

  Options:
    :df (default 1)

  See also:
      cdf-t, quantile-t, and sample-t

  References:
      http://incanter.org/docs/parallelcolt/api/cern/jet/random/tdouble/StudentT.html
      http://en.wikipedia.org/wiki/Student-t_distribution
      http://en.wikipedia.org/wiki/Probability_density_function

  Example:
      (pdf-t 1.2 :df 10)
"
  ([x & options]
    (let [opts (when options (apply assoc {} options))
          df (or (:df opts) 1)
          dist (StudentT. df (DoubleMersenneTwister.))]
      (if (coll? x)
        (map #(.pdf dist %) x)
        (.pdf dist x)))))
Vars in incanter.stats/pdf-t: coll? defn let map
Used in 0 other vars

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