Description Usage Arguments Value Author(s) See Also

`propTest`

Conducts a z-tests for a multi-level categorical explanatory
variable on a response variable. Returns data and plots of the z-distribution
vis-a-vis the observed test statistic.

1 2 |

`data` |
data frame containing data to be analyzed, with the response variable as the first variable. |

`xOrder` |
when x is given, order of levels of x in which to subtract parameters |

`alternative` |
direction of the alternative hypothesis; "less","greater", or "two.sided" |

`conf` |
confidence level, value between 0 and 1 |

`alpha` |
numeric between 0 and 1, the probability of a type I error |

Data frame containing the results of the z-test

John James, [email protected]

Other xmar functions: `X23D`

, `X2`

,
`analyze3d`

, `analyze`

,
`discussion`

, `formatData`

,
`plotBars`

, `preprocess`

,
`univariate`

, `zTest`

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