Travis Hirschi and Michael Hindelang, after reviewing the IQ-crime research, concluded all of the following except Group of answer choices Low IQ is at least as important as low social class or race in predicting official delinquency Within social classes and racial groups, persons with a low IQ are more likely to be delinquent than higher IQ persons The relationship between IQ and crime is mediated by negative school experiences Race is the key variable in understanding the IQ-crime puzzle