Question: Intellectual Developmental Disorder is characterized by a low IQ, although an IQ test is no longer necessary for diagnosis. One of the general cutoffs is

Intellectual Developmental Disorder is characterized by a "low" IQ, although an IQ test is no longer necessary for diagnosis. One of the general cutoffs is an IQ score of 70. Based on that score, what percentage of the population falls into that category? Show work if needed

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