File:Normal Distribution CDF.svg
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Original file (SVG file, nominally 720 × 460 pixels, file size: 76 KB)
Summary
| Description | A selection of Normal Distribution Cumulative Density Functions (CDFs). Both the mean, μ, and variance, σ², are varied. The key is given on the graph. | ||
| Date | |||
| Source | Own work (Original text: self-made, Mathematica, Inkscape) | ||
| Author | Inductiveload | ||
| Permission (Reusing this file) |
|
||
| Other versions | Derivative works of this file: CumulativeSD.svg | ||
| SVG genesis |
Mathematica Code
Plot[
{
CDF[NormalDistribution[0, Sqrt[0.2]], x],
CDF[NormalDistribution[0, 1], x],
CDF[NormalDistribution[0, Sqrt[5]], x],
CDF[NormalDistribution[-2, Sqrt[0.5]], x]
},
{x, -5, 5},
PlotRange -> All,
Axes -> False]
R language Code
#Normal Distribution - Cumulative Density Function (CDF)
#range
x=seq(-5,5,length=200)
#plot each curve
plot(x,pnorm(x,mean=0,sd=sqrt(.2)),type="l",lwd=2,col="blue",main='Cumulative Density Function CDF',xlim=c(-5,5),ylim=c(0,1),xlab='X',
ylab='φμ, σ²(X)')
curve(pnorm(x,mean=0,sd=1), add=TRUE,type="l",lwd=2,col="red")
curve(pnorm(x,mean=0,sd=sqrt(5)), add=TRUE,type="l",lwd=2,col="yellow")
curve(pnorm(x,mean=-2,sd=sqrt(.5)), add=TRUE,type="l",lwd=2,col="green")
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:47, 29 April 2016 | | 720 × 460 (76 KB) | wikimediacommons>Rayhem | Lighten background grid |
File usage
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