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statsample 1.4.2

A suite for basic and advanced statistics on Ruby. Tested on CRuby 1.9.3, 2.0.0 and 2.1.1. See `.travis.yml` for more information. 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. - 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.

Versions:

  1. 1.4.2 - April 7, 2015 (236 KB)
  2. 1.4.1 - March 26, 2015 (237 KB)
  3. 1.4.0 - October 11, 2014 (251 KB)
  4. 1.3.1 - June 26, 2014 (263 KB)
  5. 1.3.0 - September 20, 2013 (265 KB)
Show all versions (45 total)

Authors:

  • Claudio Bustos, Carlos Agarie

Owners:

01a60a1c75e2260f04eb9ae7d332f8a3Fc779573e9087a3b7e83ae78a6214b25Adf7d4a2a49161a48ca1863a49f8af37

Sha 256 checksum:

402faa81d8a0c8e1bb015970d2e58958d3ebf85dfd4264449f816e2596ca9b93

Total downloads 147,919

For this version 401

Show all versions (45 total)

Required Ruby Version: >= 0

Licenses:

N/A

Gemfile:
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