On 27-03-2015 17:44, Simonov Denis wrote:
> Adriano dos Santos Fernandes <adrian...@gmail.com> wrote Tue, 17 Mar 2015  
> 06:02:42 +0300:
> 
> Found several errors in README.regr_functions.txt.
> 
> 1. a small slip of the pen
> 
> REGR_INTERCEPT (Y, X) = REGR_AVGY (Y, X) - REGR_SLOPE (Y, X) * REGR_AVG_X  
> (Y, X)
> must be
> REGR_INTERCEPT (Y, X) = REGR_AVGY (Y, X) - REGR_SLOPE (Y, X) * REGR_AVGX  
> (Y, X)
> 
> 2. This error is more serious
> 
> REGR_SLOPE (Y, X) = COVAR_POP (Y, X)
> must be
> REGR_SLOPE (Y, X) = COVAR_POP (Y, X) / VAR_POP (X)
> 
> 

Thanks.


Adriano

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