Re: [R] Fundamental formula and dataframe question.

2008-05-12 Thread Greg Snow
ter Intermountain Healthcare [EMAIL PROTECTED] (801) 408-8111 > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Ted Harding > Sent: Sunday, May 11, 2008 2:07 PM > To: Myers, Brent > Cc: r-help@r-project.org > Subject: Re: [R] Fundament

Re: [R] Fundamental formula and dataframe question.

2008-05-11 Thread Ted Harding
On 11-May-08 18:58:45, Myers, Brent wrote: > There is a very useful and apparently fundamental feature of R > (or of the package pls) which I don't understand. > > For datasets with many independent (X) variables such as chemometric > datasets there is a convenient formula and dataframe constructi

[R] Fundamental formula and dataframe question.

2008-05-11 Thread Myers, Brent
There is a very useful and apparently fundamental feature of R (or of the package pls) which I don't understand. For datasets with many independent (X) variables such as chemometric datasets there is a convenient formula and dataframe construction that allows one to access the entire X matrix with