File:Normal distribution pdf.png

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

Español: Distribución normal.

File:Normal Distribution PDF.svg is a vector version of this file.
It should be used in place of this raster image when superior.

File:Normal distribution pdf.png

File:Normal Distribution PDF.svg

For more information about vector graphics, read about Commons transition to SVG.
There is also information about MediaWiki's support of SVG images.

File:Normal distribution pdf.svg is a vector version of this file.
It should be used in place of this raster image when superior.

File:Normal distribution pdf.png

File:Normal distribution pdf.svg

For more information about vector graphics, read about Commons transition to SVG.
There is also information about MediaWiki's support of SVG images.

Choose which version suits you better.

The normal distribution

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.

http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue

	This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.

	You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.
	This licensing tag was added to this file as part of the GFDL licensing update.CC-BY-SA-3.0 truetrue

gnuplot source under GPL:

_ln_dnorm(x, m, s) = -0.5 * log(2*pi) - log(s) - 0.5*((x-m)*1.0/s)**2

set samples 1001
set terminal postscript enhanced colour solid lw 2 "Times-Roman" 20
set output

set xrange [-5:5]
set xtics 1
set yrange [0:1]
set ytics 0.1

f(x,y,z) = dnorm(x, y, sqrt(z)) #use variance, not sd!
set key 3.8,0.94

#f(x,y,z) = pnorm(x, y, sqrt(z))
#set key 3.8,0.2

plot \

This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version. This work is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See version 2 and version 3 of the GNU General Public License for more details.

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Carl Friedrich Gauss

Learn more about Schools Wikipedia

Wikipedia for Schools brings Wikipedia into the classroom. The world's largest orphan charity, SOS Children brings a better life to more than 2 million people in 133 countries around the globe. Would you like to sponsor a child?