what should a person iq be
Quick Answer. The average person's intelligence quotient, or IQ, is by definition 100. The average will always be 100, which means that a person's IQ may change through time depending on the intelligence of people that are born or die. Continue Reading.
The average IQ of the population as a whole is, by definition, 100. IQs range from 0 to above 200, and among children, to above 250. However, about 50% of the population have IQs between 89 and 111, and about 80% of the population have IQs ranging between 80 and 120, with 10% lying below 80, and 10% falling above 120.