Many graduate students in Psychology will take advanced courses in statistics beyond the mandatory 2-semester sequence. The nature of these courses will be entirely dependent on the type of methods a student requires to conduct their particular research projects. However, a majority of students have taken graduate statistics courses offered by the Department of Education Psychology. A complete listing of courses they offer can be found here: https://edpsych.education.wisc.edu/academics/quantitative-methods/courses/.
The most commonly taken courses are:
Ed Psych 960: Structural Equation Modeling
Ed Psych 711: Bayesian Methods in Educational Research
Ed Psych 963: Design & Analysis of Quasi-Experiments for Causal Inference
Ed Psych 964: Hierarchical Linear Modeling
Ed Psych 871: Test Theory II: Item Response Theory
Ed Psych 733: Factor Analysis, Multidimensional Scaling, and Cluster Analysis