Description Usage Arguments Value Note Author(s) References Examples

Produces the F_ij's and A_ij's that are used in the Hawkins' test of homogeneoity of covariances. See Hawkins (1981) and Jamshidian and Jalal (2010) for more details.

1 |

`data` |
A matrix consisting of at least two columns and two rows. |

`spatcnt` |
The cumulative sum of the number of cases corresponding to each group. |

`fij ` |
A vector of F_ij statistics, see Hawkins (1981) reference. |

`a ` |
A list containg A_ij statistics, see Hawkins (1981) reference. |

`ni ` |
A vector consisting of the number of cases in each group. |

There must be no rows in data that contain no observations.

Mortaza Jamshidian, Siavash Jalal, and Camden Jansen

Hawkins, D. M. (1981). “A new test for multivariate normality and homoscedasticity,”
*Technometrics,* 23, 105-110.

Jamshidian, M. and Jalal, S. (2010). “Tests of homoscedasticity, normality, and missing at random for incomplete
multivariate data,” *Psychometrika,* 75, 649-674.

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MissMech documentation built on May 2, 2019, 1:08 p.m.

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