Introduction to educational measurement
Traditional item analysis
Reliability and validity
Regression models for item description
Item response theory (IRT) models
Differential item functioning (DIF)
Computerized adaptive testing (CAT)
Psychometrics uses statistical models for the analysis of educational and psychological tests. This course covers main topics in psychometrics, such as traditional item analysis, reliability, and validity of measurement, use of logistic and nonlinear regression models, item response theory models, differential item functioning, computerized adaptive testing, etc.
Methods are demonstrated using data from the Czech matura examination, admission tests, and other assessments. Exercises are prepared in freely available statistical software R, and other psychometric software is also introduced.