Conditional Standard Error of Measurement Tools for Test Scores

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Documentation for package ‘csemTools’ version 0.1.4

Help Pages

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
csemFeldtQualls Feldt & Qualls (1996) method for Conditional Standard Error of Measurement (CSEM)
csemFSG ANOVA 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)