{
  "_id": "6a1f0040b401979e7341ad0b",
  "Package": "pwr",
  "Version": "1.3-0",
  "Date": "2020-03-16",
  "Title": "Basic Functions for Power Analysis",
  "Authors@R": "c(person(\"Stephane\", \"Champely\", role=c(\"aut\")),\nperson(\"Claus\", \"Ekstrom\", role=\"ctb\"),\nperson(\"Peter\", \"Dalgaard\", role=\"ctb\"),\nperson(\"Jeffrey\", \"Gill\", role=\"ctb\"),\nperson(\"Stephan\", \"Weibelzahl\", role=\"ctb\"),\nperson(\"Aditya\", \"Anandkumar\", role=\"ctb\"),\nperson(\"Clay\", \"Ford\", role=\"ctb\"),\nperson(\"Robert\", \"Volcic\", role=\"ctb\"),\nperson(\"Helios\", \"De Rosario\", role=\"cre\",\nemail=\"helios.derosario@gmail.com\"))",
  "Description": "Power analysis functions along the lines of Cohen (1988).",
  "License": "GPL (>= 3)",
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  "VignetteBuilder": "knitr",
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  "Date/Publication": "2023-12-04 07:09:00 UTC",
  "RemoteUrl": "https://github.com/heliosdrm/pwr",
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    "User": "root"
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    "committer": "GitHub <noreply@github.com>",
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  "_updates": [],
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  "_stars": 109,
  "_contributors": [
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  "_devurl": "https://github.com/heliosdrm/pwr",
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  "_assets": [
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    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/NEWS.html",
    "extra/NEWS.txt",
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    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
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  "_realowner": "heliosdrm",
  "_cranurl": true,
  "_releases": [
    {
      "version": "1.0",
      "date": "2006-02-01"
    },
    {
      "version": "1.1",
      "date": "2007-02-01"
    },
    {
      "version": "1.1.1",
      "date": "2009-08-21"
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    {
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      "date": "2012-10-29"
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    {
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      "date": "2015-02-27"
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      "version": "1.1-3",
      "date": "2015-08-19"
    },
    {
      "version": "1.1-4",
      "date": "2016-08-04"
    },
    {
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      "date": "2016-08-24"
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    {
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      "date": "2017-03-25"
    },
    {
      "version": "1.2-2",
      "date": "2018-03-03"
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      "date": "2020-03-17"
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  "_exports": [
    "cohen.ES",
    "ES.h",
    "ES.w1",
    "ES.w2",
    "plot.power.htest",
    "pwr.2p.test",
    "pwr.2p2n.test",
    "pwr.anova.test",
    "pwr.chisq.test",
    "pwr.f2.test",
    "pwr.norm.test",
    "pwr.p.test",
    "pwr.r.test",
    "pwr.t.test",
    "pwr.t2n.test"
  ],
  "_help": [
    {
      "page": "pwr-package",
      "title": "Basic Functions for Power Analysis pwr",
      "topics": [
        "pwr-package",
        "pwr"
      ]
    },
    {
      "page": "cohen.ES",
      "title": "Conventional effects size",
      "topics": [
        "cohen.ES"
      ]
    },
    {
      "page": "ES.h",
      "title": "Effect size calculation for proportions",
      "topics": [
        "ES.h"
      ]
    },
    {
      "page": "ES.w1",
      "title": "Effect size calculation in the chi-squared test for goodness of fit",
      "topics": [
        "ES.w1"
      ]
    },
    {
      "page": "ES.w2",
      "title": "Effect size calculation in the chi-squared test for association",
      "topics": [
        "ES.w2"
      ]
    },
    {
      "page": "plot.power.htest",
      "title": "Plot diagram of sample size vs. test power",
      "topics": [
        "plot.power.htest"
      ]
    },
    {
      "page": "pwr.2p.test",
      "title": "Power calculation for two proportions (same sample sizes)",
      "topics": [
        "pwr.2p.test"
      ]
    },
    {
      "page": "pwr.2p2n.test",
      "title": "Power calculation for two proportions (different sample sizes)",
      "topics": [
        "pwr.2p2n.test"
      ]
    },
    {
      "page": "pwr.anova.test",
      "title": "Power calculations for balanced one-way analysis of variance tests",
      "topics": [
        "pwr.anova.test"
      ]
    },
    {
      "page": "pwr.chisq.test",
      "title": "power calculations for chi-squared tests",
      "topics": [
        "pwr.chisq.test"
      ]
    },
    {
      "page": "pwr.f2.test",
      "title": "Power calculations for the general linear model",
      "topics": [
        "pwr.f2.test"
      ]
    },
    {
      "page": "pwr.norm.test",
      "title": "Power calculations for the mean of a normal distribution (known variance)",
      "topics": [
        "pwr.norm.test"
      ]
    },
    {
      "page": "pwr.p.test",
      "title": "Power calculations for proportion tests (one sample)",
      "topics": [
        "pwr.p.test"
      ]
    },
    {
      "page": "pwr.r.test",
      "title": "Power calculations for correlation test",
      "topics": [
        "pwr.r.test"
      ]
    },
    {
      "page": "pwr.t.test",
      "title": "Power calculations for t-tests of means (one sample, two samples and paired samples)",
      "topics": [
        "pwr.t.test"
      ]
    },
    {
      "page": "pwr.t2n.test",
      "title": "Power calculations for two samples (different sizes) t-tests of means",
      "topics": [
        "pwr.t2n.test"
      ]
    }
  ],
  "_readme": "https://github.com/heliosdrm/pwr/raw/HEAD/README.md",
  "_rundeps": [],
  "_vignettes": [
    {
      "source": "pwr-vignette.Rmd",
      "filename": "pwr-vignette.html",
      "title": "Getting started with the pwr package",
      "author": "Clay Ford",
      "engine": "knitr::rmarkdown",
      "headings": [
        "A simple example",
        "More on effect size",
        "More examples",
        "pwr.2p.test - two-sample test for proportions",
        "pwr.2p2n.test - two-sample test for proportions, unequal sample sizes",
        "pwr.t.test - one-sample and two-sample t tests for means",
        "pwr.t2n.test - two-sample t test for means, unequal sample sizes",
        "pwr.chisq.test - Goodness of fit test",
        "pwr.chisq.test - test of association",
        "pwr.r.test - correlation test",
        "pwr.anova.test - balanced one-way analysis of variance tests",
        "pwr.f2.test - test for the general linear model",
        "References and Further Reading"
      ],
      "created": "2016-11-13 00:04:21",
      "modified": "2020-03-16 22:48:29",
      "commits": 5
    }
  ],
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  "_nocasepkg": "pwr",
  "_universes": [
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