Ben OgorekXCoach: A Chrome Extension for a Desktop X AddictionFor users willing to delete the mobile app, XCoach can tame the beast7 min read·Mar 18, 2024----
Ben OgorekSupply and Demand: Simultaneous Equations, not Simultaneous CausationThe additional equations add restrictions that can be viewed through the lens of selection bias11 min read·Aug 28, 2023--3--3
Ben OgorekWhat happens when you rotate Confirmatory Factor Analysis loadings?The oblimin rotation and factor model identifiability7 min read·May 2, 2023--1--1
Ben OgorekDon’t invert that matrix, even when you need the likelihood!It’s not always Ax=b3 min read·Feb 10, 2023--1--1
Ben OgorekDeriving the factor score from a unidimensional confirmatory factor analysis modelThe relationship between factor analysis parameters and factor scores3 min read·Jan 6, 2023----
Ben OgorekBayesians also suffer multiple looks biasPosterior probabilities aren’t an cure-all for multiplicities9 min read·Mar 21, 2022----
Ben OgorekinTowards Data ScienceDo-Calculus and Continuous DistributionsContinuous distributions pose zero conceptual difficulties for the Do-Calculous, but getting the DAG may be the easy part10 min read·Oct 25, 2021----
Ben OgorekinTowards Data ScienceMind the Jensen GapWhen transforming data prior to forecasting, learn how to spot bias when returning to the original scale5 min read·Aug 6, 2020----
Ben OgorekinTowards Data ScienceLagged Variable Regressions and TruthDynamic regression models offer vast representative power but also bias risk8 min read·Jun 28, 2019----
Ben OgorekinTowards Data ScienceThe Kalman Filter and External Control InputsUse Python’s statsmodels to implement the Kalman Filter with exogenous control inputs8 min read·Jun 19, 2019--2--2
