IQ tests are only useful for comparing population groups with the same shared culture. Think two Midwest towns, but the one that has a chemical plant is 20 points lower. You can’t use it to compare different groups that have different skill sets for survival. You can not use it for individuals at all.
IQ tests are only useful for comparing population groups with the same shared culture. Think two Midwest towns, but the one that has a chemical plant is 20 points lower. You can’t use it to compare different groups that have different skill sets for survival. You can not use it for individuals at all.