Alternatively, o \ - o \ , for AT1, equals the summation of estimates of conditional item pair covariances given PT score k, where the estimate is the usual textbook covariance estimate using all examinees with PT score k (Stout, Habing, Douglas , anbsp;...

Title | : | LSAT dimensionality analysis for the December 1991, June 1992, and October 1992 administrations |

Author | : | Jeff Douglas, Law School Admission Council |

Publisher | : | - 1999 |

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