[R] function for inverse normal transformation
murdoch.duncan at gmail.com
Fri Jul 20 13:42:49 CEST 2012
On 12-07-20 7:36 AM, carol white wrote:
> Thanks for your reply.
> So to derive it from a given data set, is the following correct to do?
> my_data.p =2*pnorm(abs(my_data),lower.tail=FALSE)
> my_data.q = qnorm(my_data.p)
I don't know what you're trying to do, but that doesn't look like it
does something sensible. It would take a value like 2, compute the p to
be 0.045, and return the corresponding quantile of the normal
distribution, i.e. -1.69 or so. I don't know why you'd want to do that.
> From: Duncan Murdoch <murdoch.duncan at gmail.com>
> To: carol white <wht_crl at yahoo.com>
> Cc: "r-help at stat.math.ethz.ch" <r-help at stat.math.ethz.ch>
> Sent: Friday, July 20, 2012 1:23 PM
> Subject: Re: [R] function for inverse normal transformation
> On 12-07-20 6:21 AM, carol white wrote:
>> What is the function for inverse normal transformation?
> Duncan Murdoch
>> [[alternative HTML version deleted]]
>> R-help at r-project.org mailing list
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
More information about the R-help