Monthly Archives: January 2012

National IQs summarized

Lynn and Vanhanen have a new paper out in which they summarize, in 19 tables, the research to date on National IQs. (Bottom.) It’s interesting that IQ tests and international assessments predict as they do, but it’s not at all … Continue reading

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More immigrant IQ

So I did a lit review on racial differences in cognitive ability by generation. I should have done this from the beginning, but I had no idea how much research there was on this. Of course, it’s all interpreted from … Continue reading

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It Could be Culture, part II (The NAEP Black-Mixed-White gap)

In part I of “It could be culture,” I looked at the association between mixed race identity and NAEP math and reading scores. Generally, I found that mixed race identity, as indexed a number of ways, was associated with scores … Continue reading

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Articles of Interest

[Comment: More on group differences, the secular rise, and g.] te Nijenhuis, 2012. The Flynn effect, group differences, and g loadings Flynn effect gains are predominantly driven by environmental factors. Might these factors also be responsible for group differences in … Continue reading

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Updated (and edited)

[edited] I updated my Biracial Black-White, Pisa 2009 post. The following was added: [Update: I repeated my previous analysis using Pisa 2006 Science data (age 15) and using International Explorer. In that data — screen shot here — there were … Continue reading

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2011 NAEP GAPs

I went through and calculated the standardized Black-White difference based on the 2011-2012 NAEP 4th and 8th grade Math and Reading results. As testing for 12th grade is being conducted this spring, those 2011-2012 results are not yet available. The … Continue reading

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SES and the gap: It’s worse than that

Paul Kersey has a hilarious post on SES and the gap. Here’s a snippet: Having compiled numbers that show the startling amount of money, time, and effort that the educators and political leaders in America have spent trying to close … Continue reading

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Not all that…

[I’m not synthesizing and commenting much because I’m in data collection mode. This blog represents my online race/IQ/culture etc., notebook. Which is why many of these posts are rather disjointed — This is a follow up to Smart Blacks, 2nd … Continue reading

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It Could be Culture, part I (The NAEP Black-Mixed-White gap)

[Edit: I made a few corrections. Two variables were mislabeled in my discussion: Student-identified race is DRACE, School identified race is SDRACE. There were no errors in the data analysis.] (There will be no part II if I am unable … Continue reading

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