g02btc | Update a weighted sum of squares matrix with a new observation |

g02buc | Computes a weighted sum of squares matrix |

g02bxc | Product-moment correlation, unweighted/weighted correlation and covariance matrix, allows variables to be disregarded |

g02cac | Simple linear regression with or without a constant term, data may be weighted |

g05nec | Pseudorandom sample, without replacement, unequal weights |

© The Numerical Algorithms Group Ltd, Oxford UK. 2012