Pie chart Bar chart Histogram Line chart Scatterplot Kernel density estimates Wright Map Nonparametric ICCs IRT plots (ICC, TCC, Information,…
Currently based on Mantel-Haenszel procedure Effect size computation (ETS Delta or standardized mean difference) ETS DIF classification Nonparametric IRT option…
Proportion endorsing each response option Option standard deviation Flexible scoring allows user to assign score value to each option Partial…
Minimum First quartile Median Mean Third quartile Maximum Standard deviation Interquartile range
Frequency and proportion endorsing a response Cumulative frequency and cumulative relative frequency
Sum score, average score, percentile ranks, Kelley regressed scores, and normalized scores Linear transformations of scale scores Save scale scores…
Handles IRT linking for binary and polytomous items Supported linking models include any combination of Rasch, 2PL, 3PL, PCM, RSM,…
Rasch, partial credit, and rating scale models Joint maximum likelihood estimation MLE, MAP, and EAP estimation of examinee ability Missing…