What are the different levels of IQ?

Answer 1

The Stanford-Binet is the most frequently administered IQ test around the world. Here's a summary of the different levels or "ranges" on this test. 130 and above = very superior range, 2.2% of the population scores at this level. 120-129. superior range, 6.6% score in this range. 110-119 = high average range 90-109 = average range, 50% of the population 80-89 = low average range 70-79 = borderline below 70 (2.2 % of the population) is = significantly low