Posts
46 articles I've posted.
Method | Fixed Effects Model & Random Effects Model
Posted on:March 20, 2024Fixed effects model aims to address a class of endogeneity issues, while random effects model aims to address the issue of autocorrelated errors.
Statistics | One-sided or Two-sided Test?
Posted on:March 19, 2024We should determine whether to use a one-sided test or a two-sided test based on the problem specification/form of the alternative hypothesis.
Method | Introduction About Time Series Regression
Posted on:March 18, 2024Note on ch. 10 to 12 of Wooldridge's Econometrics covering topics related to the classical and modern assumptions of time series regression, as well as the consequences, tests, and corrections of serial correlation problem.
Math | Common Decompositions in Linear Algebra
Posted on:January 8, 2024A summary about some common decompositions in linear algebra
Method | Moderated Mediation
Posted on:January 3, 2024Moderated mediation refers to the case where the indirect effect of X on Y through M is moderated by another variable.
Method | Exploratory Factor Analysis
Posted on:January 1, 2024Factor analysis is a data reduction technique that groups items into factors based on inter-correlations.
Method | Structural Equation Models
Posted on:December 27, 2023SEM is an umbrella term referring to a framework of linear models designed to explore relationships among both observable and unobservable variables.
Method | Mediation Analysis (in R)
Posted on:December 25, 2023A mediation model (X → M → Y) is a causal model grounded in theoretical construction rather than defined statistically.
Method | Linear Mixed Models
Posted on:December 12, 2023A Linear Mixed Model is a statistical model that is particularly useful for analyzing data that have both fixed and random effects, which are pretty common in fields like psychology.
Paper Reading | Linguistic Markers of Inherently False AI Communication and Intentionally False Human Communication: Evidence From Hotel Reviews
Posted on:December 11, 2023Human-generated hotel reviews were compared to AI-generated hotel reviews to identify how such text types are different in terms of content, style, and structure.