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Re: [Bug-gsl] undesired behavior of gsl_stats_sd
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From: |
Rhys Ulerich |
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Subject: |
Re: [Bug-gsl] undesired behavior of gsl_stats_sd |
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Date: |
Wed, 24 Apr 2013 16:15:55 -0500 |
> When number of input data is 1, I think it is
> more reasonable to say standard deviation is 0 instead of nan.
>
> double sd = gsl_stats_sd(data, 1, 1);
Do you want gsl_stats_sd_with_fixed_mean instead of gsl_stats_sd?
http://www.gnu.org/software/gsl/manual/html_node/Mean-and-standard-deviation-and-variance.html
- Rhys