Re: [R] Replicate Excel's LOGEST worksheet function in R

2010-11-15 Thread cran . 30 . miller_2555
On Sat, Nov 13, 2010 at 10:37 PM, Jeff Newmiller - jdnew...@dcn.davis.ca.us +cran+miller_2555+a7f4a7aeab.jdnewmil#dcn.davis.ca...@spamgourmet.comwrote: Anyway, I recommend you learn from David before criticizing his assistance. cran.30.miller_2...@spamgourmet.com On Fri, Nov 12, 2010 at 5:28

Re: [R] Replicate Excel's LOGEST worksheet function in R

2010-11-13 Thread cran . 30 . miller_2555
On Fri, Nov 12, 2010 at 5:28 PM, David Winsemius - dwinsem...@comcast.net +cran+miller_2555+c0e7477398.dwinsemius#comcast@spamgourmet.com wrote: On Nov 12, 2010, at 5:07 PM, David Winsemius wrote: On Nov 12, 2010, at 4:22 PM, cran.30.miller_2...@spamgourmet.com wrote: Hi - I have

Re: [R] Replicate Excel's LOGEST worksheet function in R

2010-11-13 Thread cran . 30 . miller_2555
On Nov 13, 2010, at 10:12 PM, cran.30.miller_2...@spamgourmet.com wrote: On Fri, Nov 12, 2010 at 5:28 PM, David Winsemius - cran.30.miller_2...@spamgourmet.com +cran +miller_2555+c0e7477398.dwinsemius#comcast@spamgourmet.com wrote: On Nov 12, 2010, at 5:07 PM, David Winsemius

[R] Replicate Excel's LOGEST worksheet function in R

2010-11-12 Thread cran . 30 . miller_2555
Hi - I have a dataframe of (x,y) values. I'd like to fit an exponential curve to the data for further statistical analysis (pretty much the same functionality provided by Excel's LOGEST worksheet array function). Can someone point me to the (set of) functions/ package that is best suited to