110 - 119 is "superior intelligence", while 90 - 109 is "normal or average intelligence". An IQ between 80 and 89 suggests "dullness", while a score of 70 to 79 is classed as "borderline deficiency".
What is a normal IQ for a child? Though there are different average IQ scores for various age levels, the average for most children is 100, though scores will vary. Most children will fall between 80 and 120 if they are tested when they have a basic understanding of cognitive concepts.
If we apply the empirical rule to IQ distribution, we can say that 68% of people have an IQ between 85 and 115; 95% - between 70 and 130; and 99.7% - between 55 and 145.
His performance beats those of physicists Stephen Hawking and Albert Einstein, who were both estimated to have IQs around 160.
Does an individual's IQ change with age? An individual's IQ does not change with age. In other words: if you did an IQ test now and then another one in 10 years' time, your IQ score will probably be very similar. This is because IQ is always measured relative to other people your age.
2 Lady Gaga's IQ Is 166
One thing that many may not know is that gaga actually has an impressively high IQ of 166 which means that she falls into the exceptionally gifted category — just like Ashton Kutcher, Quentin Tarantino, and Matt Damon.
Somewhere between 70 and 85 would be about right. He is clearly not a high flyer.
What Is the Lowest IQ Ever? There's no record of the lowest IQ ever. However, the lowest IQ score possible is zero.
Taylor Alison Swift is an American singer songwriter. According to some acclaimed websites, she is said to have an IQ of 160. As a matter of fact, she is listed in the Guinness Book of World Records as the youngest singer ever to sign at age 11.
85 to 114: Average intelligence. 115 to 129: Above average or bright. 130 to 144: Moderately gifted. 145 to 159: Highly gifted.
The average child's IQ is not stable until around four years of age. It may be much later in children who were born early or who have significant health issues.
During a child's development, factors that contribute to intelligence include their home environment and parenting, education and availability of learning resources, and healthcare and nutrition.
Early twin studies of adult individuals have found a heritability of IQ between 57% and 73%, with some recent studies showing heritability for IQ as high as 80%. IQ goes from being weakly correlated with genetics for children, to being strongly correlated with genetics for late teens and adults.
William Sidis: IQ 200–300
The child prodigy's IQ scores ranged from 200 to 300, depending on the measure. Sadly, Sidis died at the age of 46 in 1944 from a stroke.
Marilyn vos Savant (/ˌvɒs səˈvɑːnt/; born Marilyn Mach; August 11, 1946) is an American magazine columnist who has the highest recorded intelligence quotient (IQ) in the Guinness Book of Records, a competitive category the publication has since retired.
Scores between 80 and 89 are classified as low average. So in most cases, if you receive an IQ score of around 100, then you have what is considered an average IQ. Don't worry—you are in good company. Most people score within one standard deviation of this average.
The reality is that IQ results are usually fairly accurate. The psychologist conducting the test ensures this by making sure they don't just look at the test score in isolation. If they're working with a child, for example, they might take into account other factors.
The vast majority of people in the United States have I.Q.s between 80 and 120, with an I.Q. of 100 considered average. To be diagnosed as having mental retardation, a person must have an I.Q. below 70-75, i.e. significantly below average.