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