Quick Answer: What Is The Lowest And Highest IQ?

Can you have 0 IQ?

There is no zero point for IQ.

We do not think of a person as having no intelligence (although we may be tempted to make that evaluation upon occasion)..

What is the minimum IQ?

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. If a person scores below 70 on a properly administered and scored I.Q.

What is the top 1% of IQ?

An average person scores 100 on an IQ test using the Stanford-Binet IQ scale. A score of 137 to 160 is considered the top 1 percent to .

Who has the lowest IQ in the world?

The lowest recorded IQ scores are found in sub-Saharan African countries such as Somalia (68), Sudan (71), and Ethiopia (69).

What is the IQ of Einstein?

Albert Einstein had an IQ of about 160. A 12-year-old girl in Cheshire County, England, has scored 162 on an IQ test, putting her in the top 99.998 percentile of test takers.

Who has an IQ of 200?

Michael GrostMichael Grost. Michael Grost, who has an IQ of 200, was only 10 years old when he started studying at Michigan State University in 1964.

What is a normal IQ?

Psychologists revise the test every few years in order to maintain 100 as the average. 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 is the smartest kid in the world?

Abdulrahman Hussain: Egyptian boy named ‘smartest child in the world’ | The Independent | The Independent.

Who has the highest IQ 2020?

Christopher Michael LanganChristopher 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”.

What is a low IQ for a child?

About the IQ test: Children with ID have a low IQ score–most score between 70 and 55 or lower. Usually, children are not able to do an intelligence test (Intelligence Quotient Test or IQ test) until they are 4 to 6 years old.

What is the average IQ for a 12 year old?

Thus, if a 10-year-old child had a mental age of 12 (that is, performed on the test at the level of an average 12-year-old), the child was assigned an IQ of 12/10 × 100, or 120. If the 10-year-old had a mental age of 8, the child’s IQ would be 8/10 × 100, or 80.

What is the highest recorded IQ?

The person with the highest IQ ever recorded is Ainan Celeste Cawley with an IQ score of 263. The list continues as follows with the highest possible IQ: Ainan Celeste Cawley (IQ score of 263) William James Sidis (IQ score of 250-300)

What is the stupidest state?

IdahoA study is calling Idaho the “Dumbest state in America,” or the “least smart” in kinder terms. SafeHome.org released its study of the “Smartest States in America,” with the Gem State coming in dead last in the rankings at No.

Does IQ drop with age?

Old age may make us wiser, but it rarely makes us quicker. In addition to slowing down physically, most people lose points on intelligence tests as they enter their golden years.

Is a IQ of 120 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”.