DMCA for Lewontin’s fallacy (paper)
DMCA email: VIA EMAIL: Demand for Immediate Take-Down: Notice of Infringing Activity Date: April 24, 2015 URL: http://filepost.com/ Dear Sir or Madam, We have been made aware that the domain…
The S factor in Brazilian states
Abstract Sizeable S factors were found across 3 different datasets (from years 1991, 2000 and 2010), which explained 56 to 71% of the variance. Correlations of extracted S factors with…
Finding mixed cases in exploratory factor analysis
Abstract Two methods are presented that allow for identification of mixed cases in the extraction of general factors. Simulated data is used to illustrate them. Introduction General factors can be…
Error handling in R is odd
So you want to run some code that may throw an error? This is somewhat less common with R than with e.g. php. It is quite simple in Python: The…
Fixing FPS and mouse lag for Dungeon Keeper 2 on windows 8.1
After playing War for the Overworld (unofficial DK3), I felt that I needed to play the real version. So I downloaded a version of DK2 from here. The game opens…
Examining the S factor in Mexican states
Paper PDF Abstract Two datasets of socioeconomic data was obtained from different sources. Both were factor analyzed and revealed a general factor (S factor). These factors were highly correlated with each other (.79…
Harvard SAT and IQ: How much regression towards the mean?
http://pumpkinperson.com/2015/04/13/is-the-sat-an-iq-test/ Blog commenter Lion of the Judah-sphere has claimed that the SAT does not correlate as well with comprehensive IQ tests as said IQ tests correlate with one another. At…
How exactly does one properly remove the effect of one variable? Residuals, partial correlation, multiple regression, semi-partial?
I ran into trouble trying to remove the effects of one variable on other variables doing the writing my reanalysis of the Noble et al 2015 paper. It was not…
The general brain factor, working memory, parental income and education, and racial admixture
UNFINISHED ANALYSIS. POSTED HERE TO ESTABLISH PRIORITY. MORE TO FOLLOW! Updated 2015-12-04 Remains to be done: Admixture analysis (doing) Proofreading and editing Deciding how to control for age and scanner…
Transracial adoption study: Bruce et al (2009)
Introduction This is a post in the on-going series of comments on studies of international/transracial adoption. A global genetic/hereditarian model of cognitive differences and their socioeconomic effects implies that adoptees…
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