tag:blogger.com,1999:blog-5880610.post207403290464566124..comments2024-01-13T18:57:18.243-05:00Comments on Information Processing: Class and RaceSteve Hsuhttp://www.blogger.com/profile/02428333897272913660noreply@blogger.comBlogger14125tag:blogger.com,1999:blog-5880610.post-72457197936575103602012-02-12T17:47:41.280-05:002012-02-12T17:47:41.280-05:00SOME of the gap is/was environmental. But not all...SOME of the gap is/was environmental. But not all, as we have seen.Carney3noreply@blogger.comtag:blogger.com,1999:blog-5880610.post-81826407521068623872012-02-12T14:25:50.827-05:002012-02-12T14:25:50.827-05:00Grrrr ... because, of course, what I want to see i...Grrrr ... because, of course, what I want to see is a study of how much "parental money alone" helps in descendants' life outcomes. Factoring the problem of "unequal at birth" into "unequal due to genes" and "unequal due to inherited resources" will tell us a lot about the nature of societal struggles to come ... The current view of SCOTUS, as voiced LondonYoungnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-31688879008139829902012-02-12T10:05:50.228-05:002012-02-12T10:05:50.228-05:00This is childhood performance, which tends to be l...This is childhood performance, which tends to be less heritable (more subject to environmental influence) than adult ability. Obviously genes play a role here as well -- it would be nice to see a 90/10 analysis of the parents :-)steve hsuhttp://duende.uoregon.edu/noreply@blogger.comtag:blogger.com,1999:blog-5880610.post-19865348175375720702012-02-11T19:50:56.989-05:002012-02-11T19:50:56.989-05:00I don't think Jensen believes there were any d...I don't think Jensen believes there were any decline in the W-B gap with the ending of Jim Crow. On page 331 of "The g Factor" he writes:<br /><br />"If the Flynn Effect is caused by environmental factors, it is most remarkable that a steady rise in the population's average test scores over a period of fifty or sixty years has had no effect on the mean IQ difference Iamexpertnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-79285731776597425492012-02-11T18:16:17.964-05:002012-02-11T18:16:17.964-05:00Jensen found big declines in W-B gap with ending o...Jensen found big declines in W-B gap with ending of Jim Crow. Since then ...Steve Sailernoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-8127181537167327812012-02-11T13:38:28.182-05:002012-02-11T13:38:28.182-05:00" to a first approximation, there is a natura..." to a first approximation, there is a natural competitor pool that grew together with the Asian population"<br /><br />Reminds me of a joke I saw on 9gag recently:<br />http://x.9gag.com/gag/2392931<br /><br />And:<br />http://9gag.com/gag/1213641<br /><br />It's becoming a meme.Jean Huiskampsnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-44124106469220171042012-02-11T12:31:02.190-05:002012-02-11T12:31:02.190-05:00Steve - this is achievement of the children based ...Steve - this is achievement of the children based on parents' income, right?<br />Have you posted anything up comparing achievement of children to achievement of parents with income as the third variable?<br />The question being, obviously, "is this just IQ aligning more with income over time?"<br />Parents contribute both genes and money to their kids ...LondonYoungnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-53193682664436785782012-02-11T12:15:54.885-05:002012-02-11T12:15:54.885-05:00I don't think the US ever ranked high in terms...I don't think the US ever ranked high in terms of its per capita science graduation rates.JustinLoenoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-46018583537748005892012-02-11T11:53:36.155-05:002012-02-11T11:53:36.155-05:00According to rushton and Jensen, the b/w gap in th...According to rushton and Jensen, the b/w gap in the U.S. has not decreased at all within the last 50 years. They even suspect that true b/w gap in the U.S. might actually be 1.5 SD instead of the 1 SD gap traditionally reported because the most disadvantaged blacks in the inner-city and rural south get excluded from the national norms.Iamexpertnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-57274852707632250722012-02-11T11:47:09.845-05:002012-02-11T11:47:09.845-05:00On a good note:
"Amid concerns about the lagg...On a good note:<br />"Amid concerns about the lagging math and science performance of American children, American adults are actually scoring higher than they did 20 years ago on a widely used index of civic scientific literacy, according to a University of Michigan researcher"<br />ref: http://www.sciencedaily.com/releases/2011/02/110216110857.htmJustinLoenoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-36807863644904761492012-02-11T10:02:46.868-05:002012-02-11T10:02:46.868-05:00It seems clear to me that many more white, upper c...It seems clear to me that many more white, upper class Americans are interested in elite higher ed, and are willing to do what it takes to prepare their kids for the admissions battle, than 20 or 30 years ago.steve hsuhttp://duende.uoregon.edu/noreply@blogger.comtag:blogger.com,1999:blog-5880610.post-54916430381362125402012-02-11T08:49:02.342-05:002012-02-11T08:49:02.342-05:00I find this all very plausible - except that they ...I find this all very plausible - except that they seem to show too great a closing of the racial gap from what I've seen. The second graph above, for example, implies a B/W racial gap of < .7. But that's not what <a href="http://lyingeyes.blogspot.com/2011/11/gap-continues-to-shrink.html" rel="nofollow">I've found looking at NAEP results</a>. The gap has been shrinking, but very Your Lying Eyesnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-22527455027762314492012-02-11T07:48:59.766-05:002012-02-11T07:48:59.766-05:00Scores on measures of scholastic achievement are m...Scores on measures of scholastic achievement are more susceptible to cultural influences (family environment) than scores on IQ tests proper. This was seen in the Minnesota Transracial adoption study.Iamexpertnoreply@blogger.comtag:blogger.com,1999:blog-5880610.post-50438360631183629432012-02-11T04:36:33.299-05:002012-02-11T04:36:33.299-05:00The graphs with the actual data points on them are...The graphs with the actual data points on them aren't as persuasive as the nice stylized fitted curves in the NYT article. For instance, National Longitudinal Studies of Youth in 1979 and 1997, which would seem like the most apples to apples comparisons, don't show a rising correlation of parental income and achievement. . Then again, NLSY79 was already a mile above the curve, and NLSY97 Steve Sailernoreply@blogger.com