samplesize: Sample Size Calculation for Various t-Tests and Wilcoxon-Test

Computes sample size for Student's t-test and for the Wilcoxon-Mann-Whitney test for categorical data. The t-test function allows paired and unpaired (balanced / unbalanced) designs as well as homogeneous and heterogeneous variances. The Wilcoxon function allows for ties.

Version: 0.2-2
Published: 2015-07-01
Author: Ralph Scherer
Maintainer: Ralph Scherer <shearer.ra76 at gmail.com>
BugReports: https://github.com/shearer/samplesize/issues
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
URL: https://github.com/shearer/samplesize
NeedsCompilation: no
Materials: README
CRAN checks: samplesize results

Downloads:

Reference manual: samplesize.pdf
Package source: samplesize_0.2-2.tar.gz
Windows binaries: r-devel: samplesize_0.2-2.zip, r-release: samplesize_0.2-2.zip, r-oldrel: samplesize_0.2-2.zip
OS X Snow Leopard binaries: r-oldrel: not available
OS X Mavericks binaries: r-release: samplesize_0.2-2.tgz
Old sources: samplesize archive