MAR.data                This function inserts missingness (Missing at
                        Random - MAR) into the given data sets.
MCAR.data               This function inserts missingness (Missing
                        Completely at Random - MCAR) into the given
                        data sets.
MNAR.data               This function inserts missingness (Missing Not
                        at Random - MNAR) into the given data sets.
categorize              This function uses pre-given data sets to
                        create categorical data sets for given
                        thresholds.
fcors.value             This function specifies the correlation matrix
                        between the factors.
fit.simulation          This function runs a model for simulated data
                        by using the lavaan package.
loading.value           This function specifies the factor loading
                        values.
sim.categoric           This function simulates (generates) categorical
                        data sets by a given Confirmatory Factor
                        Analysis model.
sim.normal              This function simulates (generates) data sets
                        by a given Confirmatory Factor Analysis model.
sim.skewed              Simulates Data sets by a given Confirmatory
                        Factor Analysis model.
