According to HowStuffWorks, IQ scores between 90 and 110 indicate average intelligence on most tests. IQ tests are administered on a standardized scale that uses 100 as the median score.
According to the Curiosity Aroused website, IQ tests have a clear quantitative bell curve that sees 95 percent of test takers scoring somewhere between 70 and 130. As a result, individuals with IQ scores below 69 are considered to have scored extremely low, while those scoring above 130 are considered intellectually gifted. The Weschler classification regards the true average as 90 to 109. The Stanford-Binet Scale of Human Intelligence considers people with scores above 145 to be geniuses.Learn More
About.com does not cite age as a factor in deciding someone's IQ. Therefore, the average IQ of a 15-year-old would be about 100, which is the average for every other age.Full Answer >
An IQ score of 106 is considered average intelligence. The range of average intelligence is an IQ between 85 and 114. An IQ between 70 and 84 is indicative of borderline mental disability, whereas an IQ between 115 and 129 is considered above average or bright.Full Answer >
An IQ of 124 would allow one to become a member of the International High IQ Society. This is the minimum IQ required to become a member of the society. Fifteen percent of the population falls into the high IQ range, which is from 115 to 129.Full 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.Full Answer >