samplesize

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

v0.2-4 · Dec 24, 2016 · GPL (>= 2)

Description

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.

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CRAN Check Status

2 NOTE

12 OK

Show all 14 flavors

Flavor	Status	Time
r-devel-linux-x86_64-debian-clang	NOTE	20.7s
r-devel-linux-x86_64-debian-gcc	NOTE	16.4s
r-devel-linux-x86_64-fedora-clang	OK	30.9s
r-devel-linux-x86_64-fedora-gcc	OK	29.6s
r-devel-macos-arm64	OK	9s
r-devel-windows-x86_64	OK	38s
r-oldrel-macos-arm64	OK
r-oldrel-macos-x86_64	OK	24s
r-oldrel-windows-x86_64	OK	37s
r-patched-linux-x86_64	OK	18.6s
r-release-linux-x86_64	OK	18.5s
r-release-macos-arm64	OK
r-release-macos-x86_64	OK	21s
r-release-windows-x86_64	OK	35s

Check details (14 non-OK)

NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Ralph Scherer <shearer.ra76@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Ralph",
                    family = "Scherer",
                    role = c("aut", "cre"),
                    email = "shearer.ra76@gmail.com")
as necessary.

NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Ralph Scherer <shearer.ra76@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Ralph",
                    family = "Scherer",
                    role = c("aut", "cre"),
                    email = "shearer.ra76@gmail.com")
as necessary.

OK r-devel-linux-x86_64-fedora-clang

OK r-devel-linux-x86_64-fedora-gcc

OK r-devel-macos-arm64

OK r-devel-windows-x86_64

OK r-oldrel-macos-arm64

OK r-oldrel-macos-x86_64

OK r-oldrel-windows-x86_64

OK r-patched-linux-x86_64

OK r-release-linux-x86_64

OK r-release-macos-arm64

OK r-release-macos-x86_64

OK r-release-windows-x86_64

Check History

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 9, 2026

NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Ralph Scherer <shearer.ra76@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Ralph",
                    family = "Scherer",
                    role = c("aut", "cre"),
                    email = "shearer.ra76@gmail.com")
as necessary.

NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Ralph Scherer <shearer.ra76@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Ralph",
                    family = "Scherer",
                    role = c("aut", "cre"),
                    email = "shearer.ra76@gmail.com")
as necessary.

Version History

new 0.2-4 Mar 10, 2026