What Is An Average Iq Level
95 5 of iq scores fall between 70 and 130 99 6 of iq scores fall between 60 and 140.
What is an average iq level. Average iq for each age group. Iq or intelligence quotient is a measure of your ability to reason and solve problems. The average national iq of the world is only 90. Iq tests are made to have an average score of 100.
While tests may vary the average iq on many tests is 100 and 68 percent of scores lie somewhere between 85 and 115. Most people about 68 percent have an iq between 85 and 115. The vast majority of people fall into this category. Having said all of that here are the average scores on the iq scale for each age group.
There is no consistent practice for labeling iq levels nor there is a uniform practice of dividing iq scores into specific categories or with specific boundary scores. An iq under 70 is considered as mental retardation or limited mental ability. It is estimated that the average score for 16 to 17 year olds is 108 which denotes normal or average intelligence for adults between 18 and 19 years of age the average iq score is 105 which also denotes normal or. Iq correlates strongly to job performance wealth income economic growth livability cooperation life expectancy and infant mortality.
Almost half have national iqs of 90 or less. You re actually deemed to be within the normal iq range if you score anywhere between 85 115 on your test. It essentially reflects how well you did on a specific test as compared to other people of your age group. In this method an iq score of 100 means that the test taker s performance on the test is at the median level of performance in the sample of test takers of about the same age used to norm.
Iq classification is the practice by iq test publishers of labeling iq score ranges with category names such as superior or average. The average iq number for any age is 100. The severity of the mental retardation is commonly broken into 4 levels. Low iq mental retardation.
If you have a high iq score it means your reasoning and problem solving abilities are better than average and may signal intellectual potential. You can refer this iq score table to know your category level and typical ability based on score range. Psychologists revise the test every few years in order to maintain 100 as the average. 2 27 of the population falls below 70 on iq tests.
The current scoring method for all iq tests is the deviation iq. An iq of 70 or below may indicate limited.