Latent Factor and Latent Class Models to Accommodate Heterogeneity – iResearchNet
In statistics and econometrics, heterogeneity typically refers to a random variable, parameter, or distribution that varies across a population of interest. It can involve the mean, variance, or other features of a distribution and may arise from observed and unobserved causes. Observed heterogeneity is variability in an outcome (or dependent variable) attributable to observed predictors