In this week’s episode, the first of Season 6, Greg and Patrick visit with Dr. Ethan McCormick, an Assistant Professor of Educational Statistics and Data Science in the School of Education at the University of Delaware. After catching up on Ethan’s international adventures they discuss his recent work on using growth factors as predictors of […]
S6E01 Growth as a Predictor? Back to School with Ethan McCormick Read More »
In this week’s episode, our 150th and the last of season 5, Greg and Patrick hear from five people at different stages of their academic journey, who share some of their concerns about a career in academia. Along the way we also mention death scrolling, Patrick’s fuzzy blanket, slow motion ballerina, Twix, academia infomercial, Twitter
S5E25 Is Being a Professor the Right Fit for Me? Read More »
In this week’s episode Greg and Patrick somehow manage to tie together pretending to be sick with game shows with zombies with conspiracy boards to explore the remarkable inter-relations among probability distributions, starting with the Bernoulli and biting their way through the binomial, z, t, chi-square, F, and beyond. Along the way they also discuss
S5E24 Zombie Wheel of Distributions Read More »
In this week’s episode Greg and Patrick talk about both structural equation modeling and directed acyclic graphs, or DAGs, where they are similar and where they are different, and try to provide a Rosetta Stone for translating back and forth between the two. Along the way they also discuss pop, garage sales, thinking about excessive
S5E23 A Rosetta Stone for DAGs and SEM Read More »
In this week’s episode Greg and Patrick explore the incredibly cool topic of survival analysis, which is a set of techniques that allows for powerful tests of predictors of the amount of time to experiencing an event; yet these models are not often used in many areas of study. Along the way they also discuss
S5E22 Survival Analysis in the Social Sciences: It’s About Time Read More »
In this week’s episode, Greg and Patrick talk about the challenges of combining confirmatory factor analysis and multilevel data, and the underappreciated but absolutely critical role that theory plays in choosing the proper model for your constructs. Along the way they also discuss learning in a second language, torn meniscuseseses, concert C trumpets, nosy neighbors,
S5E21 Multilevel Factor Analysis: But What Do The Factors Mean?! Read More »
In this week’s episode Greg and Patrick discuss the assessment of global vs. local model fit and they argue that although global measures of fit can be useful, carefully assessing local fit may be of much greater importance in practice. Along the way the also discuss cheap beach house rentals, misplaced sand dunes, Mrs. Lincoln,
S5E20 Local fit…Because Global Fit Measures Suck! Read More »
In this week’s episode Patrick and Greg provide an introduction to the Item Response Theory model: what it is, how it relates to traditional factor analysis, and how this modem approach improves upon some of the limitations of classical test theory. Along the way they also mention weinerness, memorizing Latin for punishment, eggszampke, in ether
S5E19 Item Response Theory, Q.E.D. Read More »
In this week’s episode, Patrick and Greg play with some of the basics of probability in the context of some classic, fun, and often counterintuitive examples. Along the way they also discuss arguments with relatives, a feel for the roulette wheel, Xeroxing your butt, “The coin has spoken.”, Quantitude Booq Qlub, the Bellagio Fountains, Clooney
S5E18 Probability on Spring Break Read More »
In this week’s episode Greg and Patrick are honored to visit with Yi Feng, a quantitative methodologist at UCLA, as she helps them understand classification and regression tree analysis. She describes the various ways in which these models can be used, and how these can serve to inform both prediction and explanation. Along the way
S5E17 Classification and Regression Trees with Yi Feng Read More »
