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Re: pls help --> square of correlation

  • To: mathgroup at smc.vnet.net
  • Subject: [mg42176] Re: pls help --> square of correlation
  • From: Bill Rowe <listuser at earthlink.net>
  • Date: Sat, 21 Jun 2003 20:56:56 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

On 6/21/03 at 2:49 AM, ce.choa.phen.kee at philips.com wrote:

> May I know if there is any way to find r^2 (square of the correlation) in 
> Mathematica 4.0? I want to find the r^2 of a set of data points and the 
> fitted equations on the data points..

If you want just the correlation coefficient and not the fit parameters use the function in Statistics`MultiDescriptiveStatistics`. If you have a linear regression problem, then use Statistics`LinearRegression`. The default output of Regress includes the correlation coefficient.


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