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Average IQ scores have increased steadily over the past 100 years. It has been argued that this effect is most likely due to an increase in the average number of years in school.

What is Average IQ scores

IQ tests are set to be made to have an average score of 100. Psychologists has stated that the test every few years so as to maintain 100 as the average.

Studies has shown that lot of people approx. 68 percent have an IQ between 85 and 115. And about little fraction of people have a very low IQ that is below 70. Due to an increase average number of years in school with good quality, students with high IQ are been discovered.

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