Question: What Is Highest IQ?

Who had an IQ of 300?

William SidisIn terms of IQ, the psychologist related that the figure would be between 250 and 300.

Late in life William Sidis took general intelligence tests for Civil Service positions in New York and Boston.

His phenomenal ratings are matter of record..

Is 140 IQ good?

An IQ score over 140 indicates that you’re a genius or nearly a genius, while 120 – 140 is classed as “very superior intelligence”. 110 – 119 is “superior intelligence”, while 90 – 109 is “normal or average intelligence”.

What is the lowest IQ score?

By the current “deviation IQ” definition of IQ test standard scores, about two-thirds of all test-takers obtain scores from 85 to 115, and about 5 percent of the population scores above 125….Wechsler Intelligence Scales.IQ Range (“deviation IQ”)IQ Classification70–79Very Low69 and belowExtremely Low5 more rows

Is a 102 IQ good?

The number actually represents how your results compare to those of other people your age. A score of 116 or more is considered above average. A score of 130 or higher signals a high IQ. Membership in Mensa, the High IQ society, includes people who score in the top 2 percent, which is usually 132 or higher.

What is the IQ of a normal person?

Most people (about 68 percent) have an IQ between 85 and 115. Only a small fraction of people have a very low IQ (below 70) or a very high IQ (above 130). The average IQ in the United States is 98.

Who has best IQ in world?

Marilyn vos SavantMarilyn vos Savant was born in 1946 in Missouri. In 1986 the columnist and author made history when she was named in The Guinness Book of World Records as the person possessing the highest IQ, with a reported score of 228. She is said to have achieved the score on the Stanford-Binet test at the age of ten.

What is the highest possible IQ?

The highest IQ possible in the world is theoretically 200, although some people have been known to have an IQ of above 200. Let’s discuss how that’s possible below. Everyone with an IQ score higher than 110 is lucky enough to have an above average intelligence.

What was Einstein’s IQ?

The maximum IQ score assigned by the WAIS-IV, a commonly-used test today, is 160. A score of 135 or above puts a person in the 99th percentile of the population. News articles often put Einstein’s IQ at 160, though it’s unclear what that estimate is based upon.

Who has the top 5 highest IQ?

The highest IQ score ever recordedGarry Kasparov (IQ score: 194)Mislav Predavec (IQ score: 190)Philip Emeagwali (IQ score: 190)John H. Sununu (IQ score: 180)Judit Polgar (IQ score: 170)Albert Einstein (IQ score: 160 – 190)Paul Allen (IQ score: 16o – 170)Stephen Hawking (IQ score: 160 – 170)More items…•

Who has the highest IQ in 2019?

SingaporeRanked: The 25 Smartest Countries In The WorldRankingCountryAverage IQ1Singapore107.12China105.83Hong Kong105.74South Korea104.621 more rows•Jan 11, 2019

Who is the smartest person alive?

Christopher Michael Langan (born March 25, 1952) is an American horse rancher and autodidact who has been reported to score very highly on IQ tests. Langan’s IQ was estimated on ABC’s 20/20 to be between 195 and 210, and he has been described by some journalists as “the smartest man in America” or “in the world”.

How can I test my IQ?

Historically, IQ was a score obtained by dividing a person’s mental age score, obtained by administering an intelligence test, by the person’s chronological age, both expressed in terms of years and months. The resulting fraction (quotient) is multiplied by 100 to obtain the IQ score.