Monthly Archives: November 2013

The all other things being equal assumption

I get the impression that a lot of people around the web confound absolutely everything when talking about correlations on the topic of social sciences. They supply a biased, incomplete, or truncated reality of what actually really is.

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Psychometric bias regarding race differences in the NLSY-ASVAB : How much ? (NLSY79 syntax)

At the end of this page, I display a series of syntax for ASVAB subtest matrices (blacks, hispanics, whites, and then by gender within races). These commands will produce a new data file with means, standard deviations, variances, covariances, N, … Continue reading

Posted in Stats, Softwares, Syntax | Tagged

Psychometric bias regarding race differences in the NLSY-ASVAB : How much ? (NLSY97 syntax)

At the end of this page, I display a series of syntax for ASVAB subtest matrices (blacks, hispanics, whites, and then by gender within races). These commands will produce a new data file with means, standard deviations, variances, covariances, N, … Continue reading

Posted in Stats, Softwares, Syntax | Tagged

On the partial mediating role of processing speed between black-white differences, IQ and GPA (NLSY97 syntax)

Related article here.

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On the partial mediating role of processing speed between black-white differences, IQ and GPA (NLSY79 syntax)

Related article here.

Posted in Stats, Softwares, Syntax | Tagged

Science has gone awry

This was a recent article published at The Economist. Basically, I am not surprised at all about scientific misconduct and biases. This is why I don’t generally trust scientists. Anyway :

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More income for more happiness ? Yes, but… (NLSY97, SPSS syntax)

Original article here. (Again, the use of weights versus no weights does not affect the results.)

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More children for more happiness ? What is happiness ?

Kanazawa (2004) earlier demonstrated that children would not make the parents happier. Parenthood decreases happiness. Using the GSS data (available here) he was trying to see whether or not an interaction effect (parenthood*married) is substantial with which sign it has … Continue reading

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Transracially adopted intermediate IQ : Hereditarian nonsense

A bad, invalid argument commonly used by hereditarians is the research concerning transracial adoption. The claim usually made is that black, black-white mixed-race, white, asian-white mixed-race adoptees had IQs following the well-established genetic hierarchy seemingly B < BW < W < … Continue reading

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