Nonparametric statistics

MODSTAT

Inexpensive ($17-$62) PC-based package with 220 statistical tests and routines. Includes descriptive statistics, ANOVA, parametric and nonparametric correlation and regression, 1- and 2-sample hypothesis testing, contingency tables with chi-square tets, many nonparametric tests, statistical distributions, and some specialized routines. P

ROSTAT

Collection of simple and robust statistical estimators for univariate datasets. Includes moments, trimmed means, median and other location estimates with jackknife and bias-corrected bootstrap confidence intervals, Hartigan dip statistic, goodness-of-fit tests for normality and uniformity, gap detector, outlier detection, and nonparametric tests for symmetry.

Mann-Whitney U statistic probabilities

Spearman's rho correlation coefficient probabilities

Ansari-Bradley statistic probabilities

Partial correlation for censored data

A test for partial correlation between three variables, any or all of which are subject to censoring, based on a generalized Kendall's tau.

Runs-up and Runs-down test

Multivariate rank sum and k-sample median tests

Shapiro and Wilk's W statistic probabilities

RANKCI

Obtains confidence intervals and point estimates for the two-sample location problem.

VMISES

Von Mises test probabilities

RAKK, DURB, and EPST

Kolmogorov-Smirnov probabilities using three methods.

HLQEST

Hodges-Lehmann location estimator

Kolmogorov-Smirnov two-sample probabilities

2x2 contingency tables Exact probabilities for 2x2 contingency tables.

Generalized 2-sample Smirnov test probabilities