Demonstration for Creating Continuous Norms with cNORM28 days ago
Introduction | Mathematical Background | In a nutshell: Establishing continuous norming models | Data Preparation and modelling | Representativeness of the data base | Weighting | Determining the norm sample size | Data preparation | Calculation of Manifest Norms and Modeling | Model Selection | Generating Norm Tables | predictNorm | predictRaw | normTable | rawTable | Combining cNORM with IRT-based ability estimates | Useful Tools | Plot of raw scores | Plot of norm scores | Probability Density Function | Curve analysis of the regression function | Choosing a Model Family | References