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Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.

March 20, 2025 Julia Rohrer 15 Comments

Mediation analysis has gotten a lot of flak, including classic titles such as “Yes, but what’s the mechanism? (Don’t expect…

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Posted in: Causal inference, Statistics, Teaching

Controlling for careless responding requires causal justification

February 18, 2025 Taym Alsalti

Guest post by Taym Alsalti. If you want a citable version, see this preprint with Jamie Cummins & Ruben Arslan.…

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Posted in: Uncategorized
Inspirational quote: A goal is not always meant to be reached, it often serves simply as something to aim at. Bruce Lee (or maybe somebody else)

Reviewer notes: Avoid any ambiguity about analysis aims

February 17, 2025 Julia Rohrer

For any central statistical analysis that you report in your manuscript, it should be absolutely clear for readers why the…

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Posted in: Causal inference, Reviewer notes, Teaching Filed under: peer review

Reviewer notes: In a randomized experiment, the pre-post differences are not effect estimates

January 22, 2025 Julia Rohrer 4 Comments

Reviewer notes are a new short format with brief explanations of basic ideas that might come in handy during (for…

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Posted in: Causal inference, Reviewer notes, Statistics, Teaching

The Untold Mystery of Rogue RA

December 18, 2024 Malte Elson

The 100% CI unravels serial cases of mysterious research misconduct by a single villain: Rogue RA

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Posted in: Shitposting
Funny Bunny/Lotti Karotti

The Hare-Brained Generation: Teen mental health crisis or lacklustre record keeping?

December 10, 2024 Ruben Arslan

In The Anxious Generation, Jon Haidt argues that social media is driving a mental health crisis among teens. It’s a…

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Posted in: Causal inference, Error culture, Measurement Filed under: error culture, mistakes, peer review, social media
Sampling distribution of the mean with an observed mean and the resulting confidence interval indicated by a shruggie emoji

Why you are not allowed to say that your 95% confidence interval contains the true parameter with a probability of 95%

December 5, 2024 Julia Rohrer 7 Comments

A shibboleth is a custom, such as a choice of phrasing, that distinguishes one group of people from another. The…

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Posted in: Statistics, Teaching
A screenshot of the first page of "Writing the Empirical Journal Article" by Daryl J. Bem, whose name has been crossed out and cruedly replaced by "Julia Rohrer"

Writing about technical topics in an accessible manner

December 1, 2024 Julia Rohrer 5 Comments

A wise man – I’m quite sure it was Brian Wansink – once pointed out that it is impossible to…

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Posted in: Teaching, Writing

Idiographic Approaches in Psychology: Hold your horses

October 28, 2024 Julia Rohrer

There have been persistent calls spurring psychologists to do more “idiographic” research, starting even before Peter Molenaar’s “Manifesto on Psychology…

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Posted in: Causal inference, Statistics
"Figur 4. Vorwärts- und Rückwärts-Beugen"

Let’s do statistics the other way around

August 27, 2024 Julia Rohrer 3 Comments

Summer in Berlin – the perfect time and place to explore the city, take a walk in the Görli, go…

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Posted in: Causal inference, Statistics, Teaching

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  • Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
  • Controlling for careless responding requires causal justification
  • Reviewer notes: Avoid any ambiguity about analysis aims
  • Reviewer notes: In a randomized experiment, the pre-post differences are not effect estimates
  • The Untold Mystery of Rogue RA

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  • Julia Rohrer on Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
  • Dev psych on Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
  • Julia Rohrer on Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
  • Klaus Pforr on Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
  • Julia Rohrer on Reviewer notes: That’s a very nice mediation analysis you have there. It would be a shame if something happened to it.
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