To continue from today’s class, here’s what we’ll be discussing next time: - Estimating the direction and the magnitude of the discrimination parameters. - How to tell when your data don’t fit the model. - When does ideal-point modeling make a difference? Comparing ideal-point estimates to simple averages of survey responses. P.S. Unlike the previous […] The post Item-response and ideal point models appeared first on Statistical Modeling, Causal Inference,…