#lang racket ;;; Science Collection ;;; binomial-graphics.rkt ;;; Copyright (c) 2004-2010 M. Douglas Williams ;;; ;;; This file is part of the Science Collection. ;;; ;;; The Science Collection is free software: you can redistribute it and/or ;;; modify it under the terms of the GNU Lesser General Public License as ;;; published by the Free Software Foundation, either version 3 of the License ;;; or (at your option) any later version. ;;; ;;; The Science Collection is distributed in the hope that it will be useful, ;;; but WITHOUT WARRANTY; without even the implied warranty of MERCHANTABILITY ;;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public ;;; License for more details. ;;; ;;; You should have received a copy of the GNU Lesser General Public License ;;; along with the Science Collection. If not, see ;;; <http://www.gnu.org/licenses/>. ;;; ;;; ----------------------------------------------------------------------------- ;;; ;;; This module implements the graphics for the binomial distribution. ;;; ;;; Version Date Description ;;; 1.0.0 09/28/04 Added contracts for functions. Marked as ready for ;;; Release 1.0. (MDW) ;;; 2.0.0 11/19/07 Changed calls to unchecked versions. (MDW) ;;; 3.0.0 06/09/08 Changes required for V4.0. (MDW) ;;; 3.0.1 07/01/08 Changed x axis label. (MDW) ;;; 4.0.0 06/11/10 Changed the header and restructured the code. (MDW) (require "../plot-discrete.rkt" "binomial.rkt" plot) (define (binomial-plot p n) (plot (discrete (lambda (k) (unchecked-binomial-pdf k p n))) #:x-min -.5 #:x-max (+ n .5) #:x-label "X" #:y-min 0 #:y-max 1 #:y-label "Density" #:title "Binomial Distribution")) ;;; Module Contracts (provide/contract (binomial-plot (-> (real-in 0.0 1.0) natural-number/c any)))