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statsample 1.4.0

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. 1.4.0 - October 11, 2014 (251 KB)
Show all versions (51 total)

Runtime Dependencies (10):

Development Dependencies (7):

gettext ~> 0
hoe ~> 0
hoe-git ~> 0
minitest ~> 2
mocha ~> 0
rdoc ~> 4.0
shoulda ~> 3

Owners:

Authors:

  • Claudio Bustos

SHA 256 checksum:

957357a59ab37d4e561543bbf42950448d9568d6442de2e78780e5a8db2c1d8c

Total downloads 659,779

For this version 10,734

License:

MIT

Required Ruby Version: >= 0

Links: