Description Usage Arguments Details Author(s) See Also Examples

Utility functions for graphics.

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`a` |
Half the length of the elliptical axis in the x-direction |

`b` |
Half the length of the elliptical axis in the y-direction |

`x0` |
X-coordinate of the center of the ellipse |

`y0` |
Y-coordinate of the center of the ellipse |

`main` |
A text string |

`cut` |
A real number |

`df` |
An integer; the number of degrees of freedom in the t-test |

`...` |
Additional graphical parameters passed on to lower-level functions |

`x` |
A numeric vector |

The `ellipse`

function draws an ellipse on an existing plots.
The ellipses produced by this function are oriented with their major
and minor axes parallel to the coordinate axes. The current
implementation uses `points`

internally.

The function `f.qq`

is a wrapper that combines `qqnorm`

and
`qqline`

into a single function call.

The function `f.qt`

is a wrapper that produces quantile-quantile
plots comparing the observed vector `x`

with a T-distribution.

Kevin R. Coombes krc@silicovore.com

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Loading required package: oompaBase
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