(require (planet "random-source.ss" ("williams" "science.plt" 2 0)))
(require (planet "discrete-histogram-with-graphics.ss"
                 ("williams" "science.plt" 2 0)))

(let ((h (make-discrete-histogram))
      (s (make-random-source)))
  (random-source-randomize! s)
  (with-random-source s
    (do ((i 0 (+ i 1)))
        ((= i 10000) (void))
      (discrete-histogram-increment! h (random-uniform-int 10))))
  (discrete-histogram-plot
   h "Histogram of Uniform Random Integers"))