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Summary
DescriptionSimpson's paradox continuous.svg
English: Illustration of the quantitative version of en:Simpson's paradox: a positive trend appears for two separate groups (blue and red), whereas a negative trend (black, dashed) appears when the groups are combined.
The graphic was created by User:Schutz for Wikipedia on 14 June 2007, using the R statistical project. The program that generated and exported the graphic is given below; the uploaded version was generated slightly differently to workaround a bug during the PS to SVG conversion with pstoedit command. The layout was slightly modified using Inkscape before upload.
This work has been released into the public domain by its author, I, Schutz. This applies worldwide. In some countries this may not be legally possible; if so: I, Schutz grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Simpson's paradox for quantitative data: a positive trend appears for two separate groups, whereas a negative trend appears when the groups are combined.
Simpsons paradoks for kvantitative data: en positiv trend vises for to separate grupper, mens en negativ trend vises når gruppene kombineres.
{{Information |Description=Illustration of the continuous version of Simpson's paradox |Source=self-made |Date=14 June 2007 |Author=Schutz }} Example of the continuous version of w:Simpson's paradox. The graphic was created by [[User