Robust Cronbach's alpha with missing and non-normal data

alpha-package | Robust Cronbach's alpha with missing and non-normal data |

cronbach | Robust Cronbach's alpha |

plot.alpha | Alpha related plot |

rsem.Ascov | Sandwich-type covariance matrix |

rsem.DP | Generate a duplication matrix |

rsem.emmusig | Robust mean and covariance matrix using Huber-type weight |

rsem.gname | Internal function |

rsem.pattern | Obtaining missing data patterns |

rsem.vec | Stacking a matrix to a vector |

rsem.weight | Calculate weight for each subject |

summary.alpha | Print alpha and its confidence interval. |

y | An example data set |

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