Re: regline function definitions

Simple linear regression:

   r = SUM[ (x(i)-xbar)*(y(i)-ybar) ] / SUM[ (x(i)-xbar)^2 ]

where xbar and ybar are the average x and y

Cheers

On 03/14/2011 04:51 PM, gs416492@albany.edu wrote:
> Hello,
>
> I have a quick question about the built-in regline function. Does the
> regression coefficient (the value returned by calling this function) refer
> to R-squared, r, or the slope of the regression line? Also, what fitting
> method does the regline function use?
>
> Thanks
>
> -Gabriel Susca-Lopata
> Undergraduate Student
> SUNY Albany dept. of Atmos.& Env. Sci
>
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Dennis J. Shea                  tel: 303-497-1361    |
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