For as long as intelligence has been studied, we’ve been told that our raw IQ is mostly a genetic hand-me-down. Sure, we've learned how to sharpen the knives we were handed and increase our “effective ...
Medically reviewed by Dakari Quimby, PhD The average IQ score is designed to be 100.IQ scores between 90 and 109 are considered average.Genetics accounts for about 50% of the IQ differences between ...
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