That's been a big debate for many years. The authors of IQ tests claim that they are culture free, but others disgree with them. Also -- one IQ test only measures the person at the time s/he took the test. My test scores have varied by about 20 points; my lowest one was taken when I was tired.
Check these sites for more discussion of intelligence tests.
http://psychologytoday.com/articles/pto-20010701-000024.html
http://www.apa.org/monitor/feb03/intelligent.html
Are IQ tests an acurate reflection of intelligence? Are there social factors that influence the results of IQ tests?
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