Add Health participants were asked to rate their intelligence. They were also given a vocabulary test--a decent measure of IQ.
Here are the Pearson correlations between the two variables listed by race:
Correlation (sample size = 6,504)
American Indians .35
Overall, the correlations are low. People are not good at evaluating how smart they are. But the ability varies by race. Asians are the most accurate; blacks the least. Objectively smart groups (i.e., Asians, whites) assess their IQs with greater accuracy than low-IQ groups (Hispanics, blacks).
One of the strongest findings in sociology is that people follow the principle of homophily --they naturally associate with people like them...
In the comments in the last post , some readers contended that Jews are not ethnocentric. Using the same question I used in the comments se...
Which factor reduces family size the most? Below are the standardized OLS regression coefficients for a sample of whites ages 40-59: Stand...
Via a reader at iSteve, it looks like this might be the vocabulary test used by the General Social Survey. (Someone please tell me if I'...