From friendly at yorku.ca  Mon May  5 03:35:02 2014
From: friendly at yorku.ca (Michael Friendly)
Date: Sun, 04 May 2014 21:35:02 -0400
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: <5366EAC6.9030109@yorku.ca>

On 03/05/2014 12:39 PM, Hadley Wickham wrote:
> Can anyone tell me what the significance of 1954 is in R's NA?
>

Just ask R:

 > 2*(1-pnorm(1954))
[1] 0
 > 2*(1-pnorm(1954)) %in% NA
[1] 0
 >



[Rd] Historical NA question
Michael Friendly