In this week’s episode, Greg and Patrick talk about instrumental variables: what they are, how they help to make causal claims, and the many assumptions and challenges associated with them. Along the way they also mention: Festival of Side Dishes, pilot turkeys, gutsy bagpipes, charter schools, drama kids, RCT wieners, Space Force, licking a rainbow, […]
S6E10 Instrumental Variables (Dad)Rock! Read More »
This week Patrick and Greg talk about one of Patrick’s favorite papers, which is a masterpiece not only in terms of its quantitative contribution in understanding the differential role of factor scores, but also as a model of clear and concise technical communication. Along the way they also mention Sandals and Motel 6, hotel hangers
S6E09 Masterpiece Theatre: Skrondal & Laake (2001) Read More »
In this week’s episode, Patrick and Greg discuss the benefits and limitations of generalized estimating equations as an approach to dealing with data that violate the assumption of independence. Along the way they also mention: goat rodeos, haunted houses, jump scares, liberos, Haikyu!!, Whoa Ace!, dadenfreude, Otto, cutting the baguette, this just in, American Idiot,
S6E08 The Statenfreude of Generalized Estimating Equations Read More »
In this week’s episode Greg and Patrick talk about the advantages of recent structural after measurement work, allowing us to break apart traditional structural equation models to analyze the measurement and structural portions separately. Along the way they also discuss the baseball playoffs, fire pit face plants, the gluten cabinet, pumpkin inadequacy, a soupçon of
S6E07 Structural After Measurement and the Muffin of Truth Read More »
In this week’s episode Greg tries to ambush Patrick by bringing back the popular feature pop quiz, this time with a statistical acronym theme, only to pretty much get crushed by Patrick in the end. Along they way they also discuss wow that’s fantastic, QR codes and octogenarians, Questionable Rectum, catharsis, grassy knolls, petards, Sean
S6E06 Pop Quiz: Acronyms Read More »
In this week’s episode Greg and Patrick discuss Cattell’s data box and try to better understand what it is, what it is not, and how we might make use of this in practice. Along the way they also discuss illegal knives, baseball cards, the Cubs and the Mariners, bicentennial quarters, how to load a dishwasher,
S6E05 Cattell’s Data Box Read More »
In this week’s episode, Greg and Patrick talk about person-centered methods versus variable-centered methods with the punch line being that the historically contentious distinction between these two is unnecessary, unhelpful, and even counter productive. Along the way they also discuss lost luggage, Sabena Air t-shirts, the Inquisition, honey badger Americans, Fredrik Backman, punch lines, a
S6E04 Person-Centered vs. Variable-Centered Analysis Read More »
In this week’s episode Greg and Patrick explore the surprisingly tricky topic of multiple choice items: how to write them, how not to write them, and giving a well written test the respect it deserves. Along the way the also discuss recognizing emotions, laying down 50 feet of rubber, glass animals, rewriting your kid’s test,
S6E03 Multiple Choice Is ______ Read More »
In this week’s episode Greg and Patrick talk about different ways of assessing inter-rater agreement and reliability among two or more raters and the importance of doing so. Along the way they also discuss the summer Olympics, underdogs, monologue face-offs, Quincy Wilson, Boomers, the Soviet judge, biopsy subjectivity, the secret to college admissions reliability, skipping
S6E02 Judging Inter-Rater Reliability Read More »
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 »
