CDC                     BMI growth curves from age 2 to 25
bestModel               Determine Regression Model
betaCoefficients        Compute Parameters of a Beta Binomial
                        Distribution
buildCnormObject        Build cnorm object from data and bestModel
                        model object
buildFunction           Build regression function for bestModel
cNORM.GUI               Launcher for the graphical user interface of
                        cNORM
calcPolyInL             Internal function for retrieving regression
                        function coefficients at specific age
calcPolyInLBase2        Internal function for retrieving regression
                        function coefficients at specific age
                        (optimized)
checkConsistency        Check the consistency of the norm data model
checkWeights            Check, if NA or values <= 0 occur and issue
                        warning
check_monotonicity      Check Monotonicity of Predicted Values
cnorm                   Continuous Norming
cnorm.betabinomial      Fit a beta-binomial regression model for
                        continuous norming
cnorm.cv                Cross-validation for Term Selection in cNORM
compare                 Compare Two Norm Models Visually
computePowers           Compute powers of the explanatory variable a as
                        well as of the person location l (data
                        preparation)
computeWeights          Weighting of cases through iterative
                        proportional fitting (Raking)
derivationTable         Create a table based on first order derivative
                        of the regression model for specific age
derive                  Derivative of regression model
diagnostics.betabinomial
                        Diagnostic Information for Beta-Binomial Model
elfe                    Sentence completion test from ELFE 1-6
getGroups               Determine groups and group means
getNormCurve            Computes the curve for a specific T value
getNormScoreSE          Calculates the standard error (SE) or root mean
                        square error (RMSE) of the norm scores In case
                        of large datasets, both results should be
                        almost identical
modelSummary            Prints the results and regression function of a
                        cnorm model
normTable               Create a norm table based on model for specific
                        age
normTable.betabinomial
                        Calculate Cumulative Probabilities, Density,
                        Percentiles, and Z-Scores for Beta-Binomial
                        Distribution
plot.cnorm              S3 function for plotting cnorm objects
plot.cnormBetaBinomial
                        Plot cnormBetaBinomial Model with Data and
                        Percentile Lines
plot.cnormBetaBinomial2
                        Plot cnormBetaBinomial Model with Data and
                        Percentile Lines
plotCnorm               General convenience plotting function
plotDensity             Plot the density function per group by raw
                        score
plotDerivative          Plot first order derivative of regression model
plotNorm                Plot manifest and fitted norm scores
plotNormCurves          Plot norm curves
plotPercentileSeries    Generates a series of plots with number curves
                        by percentile for different models
plotPercentiles         Plot norm curves against actual percentiles
plotRaw                 Plot manifest and fitted raw scores
plotSubset              Evaluate information criteria for regression
                        model
ppvt                    Vocabulary development from 2.5 to 17
predict.cnormBetaBinomial
                        Predict Norm Scores from Raw Scores
predict.cnormBetaBinomial2
                        Predict Norm Scores from Raw Scores
predictNorm             Retrieve norm value for raw score at a specific
                        age
predictRaw              Predict raw values
prepareData             Prepare data for modeling in one step
                        (convenience method)
prettyPrint             Format raw and norm tables The function takes a
                        raw or norm table, condenses intervals at the
                        bottom and top and round the numbers to
                        meaningful interval.
print.cnorm             S3 method for printing model selection
                        information
printSubset             Print Model Selection Information
rangeCheck              Check for horizontal and vertical extrapolation
rankByGroup             Determine the norm scores of the participants
                        in each subsample
rankBySlidingWindow     Determine the norm scores of the participants
                        by sliding window
rawTable                Create a table with norm scores assigned to raw
                        scores for a specific age based on the
                        regression model
regressionFunction      Regression function
simMean                 Simulate mean per age
simSD                   Simulate sd per age
simulateRasch           Simulate raw test scores based on Rasch model
standardize             Standardize a numeric vector
standardizeRakingWeights
                        Function for standardizing raking weights
                        Raking weights get divided by the smallest
                        weight. Thereby, all weights become larger or
                        equal to 1 without changing the ratio of the
                        weights to each other.
subsample_lm            K-fold Resampled Coefficient Estimation for
                        Linear Regression
summary.cnorm           S3 method for printing the results and
                        regression function of a cnorm model
summary.cnormBetaBinomial
                        Summarize a Beta-Binomial Continuous Norming
                        Model
summary.cnormBetaBinomial2
                        Summarize a Beta-Binomial Continuous Norming
                        Model
taylorSwift             Swiftly compute Taylor regression models for
                        distribution free continuous norming
weighted.quantile       Weighted quantile estimator
weighted.quantile.harrell.davis
                        Weighted Harrell-Davis quantile estimator
weighted.quantile.inflation
                        Weighted quantile estimator through case
                        inflation
weighted.quantile.type7
                        Weighted type7 quantile estimator
weighted.rank           Weighted rank estimation
