academic-icon Created with Sketch. TextbookRasch Models for Solving Measurement ProblemsInvariant Measurement in the Social SciencesGeorge Engelhard, Jr., Jue WangPublished: February 2021From £34.99 Inspection copy availableStudent study site
academic-icon Created with Sketch. TextbookMultiple RegressionA Practical IntroductionAki Roberts, John M. Roberts, Jr.Published: February 2021From £81.00 Inspection copy availableStudent Study Site
academic-icon Created with Sketch. TextbookStatistics and Data Visualization Using RThe Art and Practice of Data AnalysisDavid S. BrownPublished: October 2021From £152.00 Inspection copy availableStudent Website