ruby-statsample / 0.6.5
| Short description: | Ruby statistical package | ||||||||||
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| Category: | Library/Math | ||||||||||
| Status: | beta | ||||||||||
| Created: | 2008-10-13 17:05:01 GMT | ||||||||||
| Last update: | 2010-03-05 15:05:51 GMT | ||||||||||
| Owner: | clbustos (Projects of this owner) | ||||||||||
| Homepage: | http://ruby-statsample.rubyforge.org/ | ||||||||||
| Download: | http://rubygems.org/gems/statsample | ||||||||||
| License: | GPL | ||||||||||
| Dependency: |
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| Description: | A suite for basic and advanced statistics on Ruby. Tested on Ruby 1.8.7, Ruby 1.9 and JRuby 1.4 (Ruby 1.8.7 compatible) Includes:
* Descriptive statistics: frequencies, median, mean, standard error, skew, kurtosis (and many others).
* Imports and exports datasets from and to Excel, CSV and plain text files.
* Tests: Mann-Whitney's U, Levene
* Correlations: Pearson r, Spearman Rho, Tetrachoric, Polychoric
* Regression: Simple, Multiple, Probit and Logit
* Factorial Analysis: Extraction (PCA and Principal Axis) and Rotation (Varimax and relatives)
* Dominance Analysis, with multivariate dependent and bootstrap (Azen & Budescu)
* Sample calculation related formulas
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| Versions: | [0.6.5 (2010-03-05)] [0.6.0 (2010-02-08)] [0.3.3 (2009-08-12)] [0.1.7 (2009-08-01)] | ||||||||||