checkAlpha              Compute Cronbach's Alpha for Two Test Halves
checkAngoff             Compute Angoff-Feldt Reliability Coefficient
                        for two test halves
checkCongeneric         Gilmer-Feldt Congeneric Reliability for Each
                        Test Half
checkDistribution       Compare Distributions of Two Test Halves
checkLocation           Robust Location Comparison for Two Test Halves
                        (Yuen's trimmed t-test)
checkScale              Compare Scale (Variability) Between Two Test
                        Halves
checkSpearmanBrown      Compute Spearman-Brown Reliability Coefficient
checkSplit              Split a Test into Two Halves
compareCSEM             Compare Conditional SEM with Global SEM
csemBinom               Binomial Model for Conditional Standard Error
                        of Measurement (CSEM)
csemBoots               Bootstrap Conditional Standard Error of
                        Measurement (CSEM) based on Item Sampling
csemFSG                 ANOVA method for Conditional Standard Error of
                        Measurement (CSEM)
csemFeldtQualls         Feldt & Qualls (1996) method for Conditional
                        Standard Error of Measurement (CSEM)
csemMF                  Mollenkopf-Feldt method for Conditional
                        Standard Error of Measurement (CSEM)
csemStrong              Strong True Score (Compound Binomial) Model for
                        CSEM
csemThorndike           Thorndike's method for Conditional Standard
                        Error of Measurement (CSEM)
kr20                    KR-20 Reliability Coefficient for Dichotomous
                        Items
kr21                    KR-21 Reliability Coefficient for Dichotomous
                        Items
plotCSEM                Plot Conditional Standard Error of Measurement
                        (CSEM) Curve
polynomialDegree        Selecting the Polynomial Degree for CSEM
                        Smoothing (Linear Regression)
scaleCSEM               Compute Conditional Standard Error of
                        Measurement (CSEM) for Non-Linear Scale Scores
scoreCSEM               Obtain CSEM for individual scores from a
                        reference table
stdCSEM                 Standardized Conditional Reliability (Raju et
                        al., 2007)
