Rens’s Ramblings

Blogposts in which Rens shares his thoughts and updates

Kick-off for the project “The myth of null-hypothesis significance testing”

Today we have our first consortium meeting for the project “The myth of null-hypothesis significance testing in scientific research”, subsidized by ZonMW within the call about promoting responsible research practices (see below for more information about the project). The project group consists of Michiel de…

Wetenschap…dat kan ik ook

Bij de Jonge Akademie organiseren we Kennis op Straat. Daar kun je als niet-wetenschapper korte lezingen boeken gegeven door jonge en enthousiaste wetenschappers uit allerlei vakgebieden, waar naast een inhoudelijk thema ook de onderzoekende houding die aan wetenschap eigen is aan bod komt. Ook mij…

First EDDA meeting

The very first meeting of the EDDA Working Group is organized on June 26 2017. The aim of the Working Group Meeting is to bring together researchers working in the field of Experts Data (Dis)Agreement and to share information, learn about new developments and discuss…

Nieuwe website

Het is even geleden dat er posts zijn geplaatst op mijn website, maar dat komt omdat er een heel team aan het werk was om een compleet nieuwe website in elkaar te zetten. We zijn nog druk bezig met de laatste details goed te krijgen,…

Mplus version 8 with our pppp-value

Very recently Mplus version 8.0 was released containing new Posterior Predictive P-values for BSEM (PPPP; Hoijtink & van deSchoot, 2017; Asparouhov & MuthĂ©n, 2017).   Muthen and Asparouhov (2012) propose to evaluate model fit in structural equation models based on approximate (using small variance priors)…

Just accepted: Simulation study introducing the BRMSEA

Bayesian confirmatory factor analysis (CFA) offers an alternative to frequentist CFA based on, for example, Maximum Likelihood estimation for the assessment of reliability and validity of educational and psychological measures. For increasing sample sizes, however, the applicability of current fit statistics evaluating model fit within…

New in Mplus Summer School: Retract papers with cross-lagged panel models?

Did you know you no longer should use a standard cross-lagged panel model? Longitudinal mediation analyses using a cross-lagged panel design should ALWAYS account for stable between-person differences with random-intercepts.  Should we then retract all the papers without such random-intercepts…? Ellen Hamaker will answer this question…

New in our Mplus Summer School: a full day on Mediation Analysis by Milica Miočević

New this year will be a day on Mediation Analysis taught by Milica MioÄŤević. Learn why you should not use normal theory confidence limits for testing the significance of the mediated effect, what methods for mediation analysis have the most power, and how to select the…

Sneak peek Mplus Summer School: Why the first day will feel like a roller-coaster

This summer’s 7th Mplus Summer School program will be nothing like the ones before! In the next week, I will occasionally reveal some new details to keep you guessing. This year I will be teaching the first day of the summer school. I will gently…

Sneak Peek Mplus Summer School: Nothing’s Like You Used To Know

As seven is a lucky number, we decided to push our luck this year. This summer’s 7th Mplus Summer School program will be nothing like the ones before! In the next week, I will occasionally reveal some new details to keep you guessing. For now,…

Symposium at M3 conference accepted

Bayes is growing in all disciplines! This is one of the results found by van de Schoot, Winter, Ryan, Zondervan-Zwijnenburg and Depaoli (in press) in an extensive systematic review.