From luke-tierney at uiowa.edu  Sat May  3 18:48:18 2014
From: luke-tierney at uiowa.edu (luke-tierney at uiowa.edu)
Date: Sat, 3 May 2014 11:48:18 -0500
Subject: [Rd] Historical NA question
In-Reply-To: <CABdHhvFt2n6=ORLBSTYxkA_G+t_d_H=0B1+vhhM_ZFL_Z-RT3g@mail.gmail.com>
References: <CABdHhvFt2n6=ORLBSTYxkA_G+t_d_H=0B1+vhhM_ZFL_Z-RT3g@mail.gmail.com>
Message-ID: <alpine.DEB.2.02.1405031148030.2430@luke-Latitude>

Hint: Ross will be 60 this year.

luke

On Sat, 3 May 2014, Hadley Wickham wrote:

> Can anyone tell me what the significance of 1954 is in R's NA?
>
> Thanks!
>
> Hadley
>
>

-- 
Luke Tierney
Chair, Statistics and Actuarial Science
Ralph E. Wareham Professor of Mathematical Sciences
University of Iowa                  Phone:             319-335-3386
Department of Statistics and        Fax:               319-335-3017
    Actuarial Science
241 Schaeffer Hall                  email:   luke-tierney at uiowa.edu
Iowa City, IA 52242                 WWW:  http://www.stat.uiowa.edu



[Rd] Historical NA question
luke-tierney at uiowa.edu