Description Usage Arguments Value Author(s) See Also

Plot a boxplot annotated by the Kruskal-Wallis p-value. Uses the function `boxplot`

for the actual drawing.

1 2 3 4 5 6 |

`x` |
numerical vector of data whose group means are to be plotted |

`g` |
a factor or a an object coercible to a factor giving the groups that will go into each box. |

`main` |
main title for the plot. |

`xlab` |
label for the x-axis. |

`ylab` |
label for the y-axis. |

`cex` |
character expansion factor for plot annotations. |

`cex.axis` |
character expansion factor for axis annotations. |

`cex.lab` |
character expansion factor for axis labels. |

`cex.main` |
character expansion factor for the main title. |

`notch` |
logical: should the notches be drawn? See |

`varwidth` |
logical: if |

`...` |
other arguments to the function |

`addScatterplot` |
logical: should a scatterplot of the data be overlaid? |

`pt.cex` |
character expansion factor for the points. |

`pch` |
shape code for the points. |

`pt.col` |
color for the points. |

`pt.bg` |
background color for the points. |

`randomSeed` |
integer random seed to make plots reproducible. |

`jitter` |
amount of random jitter to add to the position of the points along the x axis. |

Returns the value returned by the function `boxplot`

.

Steve Horvath, with contributions from Zhijin (Jean) Wu and Peter Langfelder

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