# pwr v1.2-0

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## Basic Functions for Power Analysis

Power analysis functions along the lines of Cohen (1988).

## Functions in pwr

Name | Description | |

pwr.2p.test | Power calculation for two proportions (same sample sizes) | |

pwr.anova.test | Power calculations for balanced one-way analysis of variance tests | |

pwr.chisq.test | power calculations for chi-squared tests | |

pwr.norm.test | Power calculations for the mean of a normal distribution (known variance) | |

pwr.f2.test | Power calculations for the general linear model | |

pwr.r.test | Power calculations for correlation test | |

pwr.t.test | Power calculations for t-tests of means (one sample, two samples and paired samples) | |

pwr.t2n.test | Power calculations for two samples (different sizes) t-tests of means | |

pwr.p.test | Power calculations for proportion tests (one sample) | |

pwr.2p2n.test | Power calculation for two proportions (different sample sizes) | |

ES.w1 | Effect size calculation in the chi-squared test for goodness of fit | |

ES.w2 | Effect size calculation in the chi-squared test for association | |

cohen.ES | Conventional effects size | |

pwr-package | Basic Functions for Power Analysis pwr | |

plot.power.htest | Plot diagram of sample size vs. test power | |

ES.h | Effect size calculation for proportions | |

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## Last month downloads

## Details

Date | 2016-08-06 |

License | GPL (>= 3) |

URL | https://github.com/heliosdrm/pwr |

NeedsCompilation | no |

Packaged | 2016-08-06 15:27:23 UTC; meliana |

Repository | CRAN |

Date/Publication | 2016-08-24 18:38:43 |

suggests | ggplot2 , scales |

imports | graphics , stats |

Contributors | Stephane Champely, Peter Dalgaard, Claus Ekstrom, Helios De Rosario, Jeffrey Gill, Stephan Weibelzahl |

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