irt-0.2.0.1: Item Response Theory functions for use in computerized adaptive testing
Math.IRT.Model.Rasch
data RaschModel Source #
Constructors
Fields
Instances
Methods
showsPrec :: Int -> RaschModel -> ShowS #
show :: RaschModel -> String #
showList :: [RaschModel] -> ShowS #
cumulative :: RaschModel -> Double -> Double #
complCumulative :: RaschModel -> Double -> Double #
density :: RaschModel -> Double -> Double #
quantile :: RaschModel -> Double -> Double #
logDensity :: RaschModel -> Double -> Double #
fromRasch :: Double -> RaschModel Source #
fromOnePLM :: Double -> RaschModel Source #
fromTwoPLM :: Double -> Double -> RaschModel Source #
fromThreePLM :: Double -> Double -> Double -> RaschModel Source #
fromFourPLM :: Double -> Double -> Double -> Double -> RaschModel Source #
logLikelihood :: (Mode a, Floating a, (* ~ Scalar a) Double) => Bool -> RaschModel -> a -> a Source #
densityDeriv :: RaschModel -> Double -> Double Source #