In this episode Patrick and Greg compare and contrast multiple regression and the structural equation model and argue that although regression has brought us far, there are numerous reasons to turn to the SEM to continue to drive us forward. Along the way they also address gad flies, the Louisiana Purchase, Kool-Aid, high school friends, […]
S2E18: Regression — Like That Old High School Friend You’ve Outgrown Read More »
Greg and Patrick ring in the new year with a rambling discussion of univariate and multivariate normality: what it is, when and why we assume it, and does it really matter. (Spoiler alert — it DOES). Along the way, they also discuss statistics history, supplement #2, Larry the Book Shop Guy, Isaac Newton’s BFF, platypuses,
S2E17: Embracing Your Non-Normality Read More »
In this very special episode, Greg and Patrick host the Quantitude Holiday Party at the Cat’s Cradle in Carrboro, NC. In addition to the traditional holiday Airing of Grievances, the party features a number of special guests from across the spectrum of quantitative methodology, some more inebriated than others. Please join us to end this
S2E16: Holiday Airing of Grievances Read More »
In this episode Patrick and Greg explore the many faces of ethics in quantitative research, particularly as related to issues that arise in the day-to-day analytical decisions we make. In that spirit, Quantitude has an ethical obligation to warn listeners that they also discuss speedometers, rushing and dragging, shoplifting, calling me Shirley, asteroids vs. pinball,
S2E15: Ethics in Quantitative Research Read More »
Greg and Patrick discuss issues of controlling for extraneous variables, by randomization and by design, but especially the challenges and assumptions associated with statistical control. Along the way they also mention drag racing, Volkswagen Bugs, Seabiscuit, Harrison Bergeron, Diet Coke, Janet Jackson, John Denver, gastrointestinal distress, Sewall Wright, and babies and bathwater.
S2E14: Control (Variable) Issues Read More »
In this episode Patrick & Greg consider in what ways they have become their parents and then attempt to use that insight to better understand how one can provide a quantitative review of a substantive manuscript without becoming the much reviled Reviewer 2. Along the way they also discuss Ginsu knives, not wearing pants, Ouija
S2E13: You Want ME To Do a Quant Review?! Read More »
Greg and Patrick discuss Patrick’s potentially horrible idea for post-publication review, in which a journal is created for the sole purpose of reviewing the soundness of the quantitative methods used in papers that have already been published in flagship journals. Hair-brained scheme, or sheer genius? You be the judge. Along the way they also mention
S2E12: Post-Publication Review — Patrick’s Truly Horrible Idea Read More »
Today Patrick & Greg step off-camera and pull in Dr. Samantha Anderson who is a quantitative psychologist at Arizona State University and is an expert in all things related to the so-called “replication crisis.” They are uncharacteristically quiet as she talks about the past, present, and future of replication in the social sciences. Along the
S2E11: The Replication … Dilemma: A Conversation with Samantha Anderson Read More »
Greg and Patrick talk about the control of Type I error rate. Well, more like… they say stuff, change their minds, say stuff, change their minds… and in the end — spoiler alert — reach no unified conclusion whatsoever. But they do manage to hit a number of the relevant issues around Type I error
S2E10: Type I Terror Read More »
Patrick and Greg hold a traditional Irish funeral for multivariate analysis of variance, starting with a heartfelt eulogy in front of family and friends in the church and then moving to a more honest reckoning with Mom and Aunt Dotty at the reception in the school gym following the service. Along with a celebration of
S2E09: MANOVA Must Die Read More »
