[R] Boxplot: quartiles/outliers

Petr Pikal petr.pikal at precheza.cz
Wed Feb 14 12:46:40 CET 2007


Google "boxplot"
see Wikipedia

The boxplot was invented in 1977 by American statistician John Tukey.

John W. Tukey. "Exploratory Data Analysis". Addison-Wesley, Reading, 
MA. 1977

So you shall probably look there.


On 14 Feb 2007 at 16:35, Vikas Rawal wrote:

Date sent:      	Wed, 14 Feb 2007 16:35:43 +0530
From:           	Vikas Rawal <vikasrawal at gmail.com>
To:             	r-help at stat.math.ethz.ch
Copies to:      	Prof Brian Ripley <ripley at stats.ox.ac.uk>
Subject:        	Re: [R] Boxplot: quartiles/outliers

> > I am not sure why you would want to do this, and a 'box and whiskers
> > plot' was pretty closely defined by the original authors so R does
> > not allow options for forms they did not consider. 
> I was wondering who the original authors were?  Would be interested in
> looking up their description.
> VR
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Petr Pikal
petr.pikal at precheza.cz

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