Correlations and likert scales: What is the bias?
A person on ResearchGate asked the following question: How can I correlate ordinal variables (attitude Likert scale) with continuous ratio data (years of experience)? Currently, I am working on my…
Learning – theory and practice
This is a rewritten version of this old post. Motive Most people want to learn stuff. Some people prioritize learning higher than other people. But what is true for all…
Copying WordPress installations with phpmyadmin
So this should be fairly easy according to various guides, but it is not. The goal is to create a test installation of Wordpress on the server, so we can…
Workgroup: Doing Bayesian Data Analysis: A Tutorial Introduction with R and BUGS
I started a workgroup for going thru the Doing Bayesian Data Analysis: A Tutorial Introduction with R and BUGS book. See thread on forum.
Review: Misbehaving Science: Controversy and the Development of Behavior Genetics (Aaron Panofsky)
https://www.goodreads.com/book/show/18526647-misbehaving-science libgen.org/book/index.php?md5=ac86923b7bf1ed0639abf0e1c22810f8 The book is a sociologist trying to interpret the history of behavior genetics into sociology theories. I didn't pay much attention to their theorizing, being familiar with that…
Criticism of BMI and simple IQ tests – a conceptual link?
BMI (body mass index) is often used a proxy for fat percent or similar measures. This is for a good reason: So, the mean correlation across age groups and gender…
Handbooks of intelligence
Sometimes, one sees references to this or that handbook of intelligence. I have not previously read any of these, not even in part, because I could not find any anywhere…
Review: The Roma: A Balkan Underclass (Jelena Cvorovic)
https://www.goodreads.com/book/show/23621169-the-roma Richard Lynn is so nice to periodically send me books for free. He is working on establishing his publisher, of course, and so needs media coverage. In this case,…
Admixture in the Americas: Introduction, partial correlations and IQ predictions based on ancestry
For those who have been living under a rock (i.e. not following my on Twitter), John Fuerst have been very good at compiling data from published research. Have a look…
Orthographic reform and psycholinguistics: a selective synthesizing review
I wrote this for a class some time ago, but apparently forgot to post it here before. I need to cite it in my bachelor's thesis, so I will put…
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