Math.IRT.Model.FourPLM

Documentation

data FourPLM

Constructors

FourPLM

Fields

• discrimination :: !Double
• difficulty :: !Double
• pseudoGuessing :: !Double
• asymptote :: !Double

Instances

Show FourPLM

Methods

showsPrec :: Int -> FourPLM -> ShowS

show :: FourPLM -> String

showList :: [FourPLM] -> ShowS

Distribution FourPLM

Methods

cumulative :: FourPLM -> Double -> Double

complCumulative :: FourPLM -> Double -> Double

ContDistr FourPLM

Methods

density :: FourPLM -> Double -> Double

quantile :: FourPLM -> Double -> Double

logDensity :: FourPLM -> Double -> Double

GenericModel FourPLM

Methods

fromRasch :: Double -> FourPLM

fromOnePLM :: Double -> FourPLM

fromTwoPLM :: Double -> Double -> FourPLM

fromThreePLM :: Double -> Double -> Double -> FourPLM

fromFourPLM :: Double -> Double -> Double -> Double -> FourPLM

LogLikelihood FourPLM

Methods

logLikelihood :: (Mode a, Floating a, (* ~ Scalar a) Double) => Bool -> FourPLM -> a -> a

DensityDeriv FourPLM

Methods

densityDeriv :: FourPLM -> Double -> Double