[R] cdf function: inverse to quantile?

[Stephane Dray]

>Is there a function in R for calculating empirical cumulative distribution
>functions, i.e. the inverse of the quantile function? Perhaps in some
>library? I'd hate to have to re-invent the wheel.

see ecdf in the stepfun package
-- 
Stéphane DRAY
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Biométrie et Biologie évolutive - Equipe "Écologie Statistique"
Universite Lyon 1 - Bat 711 - 69622 Villeurbanne CEDEX - France

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       04 72 43 27 57 	   E-mail : dray at biomserv.univ-lyon1.fr 
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