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statsample 1.3.1

A suite for basic and advanced statistics on Ruby. Tested on Ruby 2.1.1p76 (June 2014), 1.8.7, 1.9.1, 1.9.2 (April, 2010), ruby-head(June, 2011) and JRuby 1.4 (Ruby 1.8.7 compatible). Include: * 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. * Correlations: Pearson's r, Spearman's rank correlation (rho), point biserial, tau a, tau b and gamma. Tetrachoric and Polychoric correlation provides by +statsample-bivariate-extension+ gem. * Intra-class correlation * Anova: generic and vector-based One-way ANOVA and Two-way ANOVA, with contrasts for One-way ANOVA. * Tests: F, T, Levene, U-Mannwhitney. * Regression: Simple, Multiple (OLS), Probit and Logit * Factorial Analysis: Extraction (PCA and Principal Axis), Rotation (Varimax, Equimax, Quartimax) and Parallel Analysis and Velicer's MAP test, for estimation of number of factors. * Reliability analysis for simple scale and a DSL to easily analyze multiple scales using factor analysis and correlations, if you want it. * Basic time series support * Dominance Analysis, with multivariate dependent and bootstrap (Azen & Budescu) * Sample calculation related formulas * Structural Equation Modeling (SEM), using R libraries +sem+ and +OpenMx+ * Creates reports on text, html and rtf, using ReportBuilder gem * Graphics: Histogram, Boxplot and Scatterplot

Gemfile:
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install:
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Versions:

  1. 2.1.0 August 10, 2017 (212 KB)
  2. 2.0.2 March 28, 2016 (209 KB)
  3. 2.0.1 August 19, 2015 (209 KB)
  4. 2.0.0 June 23, 2015 (213 KB)
  5. 1.5.0 June 12, 2015 (237 KB)
  6. 1.3.1 June 26, 2014 (263 KB)
Show all versions (51 total)

Runtime Dependencies (10):

Development Dependencies (7):

gettext ~> 0
hoe ~> 0
hoe-git ~> 0
minitest ~> 2.0
mocha ~> 0
rdoc ~> 4.0
shoulda ~> 3.1.1

Owners:

Authors:

  • Claudio Bustos

SHA 256 checksum:

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Total downloads 673,134

For this version 8,558

Version Released:

License:

MIT

Required Ruby Version: >= 0

Links: