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Psychology and Neuroscience Stack Exchange

Questions tagged [iq]

For questions about intelligence quotient (IQ) scores, methods of assessment of IQ, and correlates of IQ.

126 questions
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Is the average IQ still 100?

IQ tests have been around since Binet invented them in the early 20th century roughly 100 years ago. The point of the test was to measure your mental against your chronological age (hence the quotient) and then multiplied by 100, so that the average…
Octopus
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How can IQ below 40 be measured?

Common intelligence tests such as the WAIS or RIAS don't differentiate well (or at all) in very low IQ ranges, making it impossible to diagnose the degree of mental retardation according to the criteria put forward in the ICD-10. How can IQ below 40…
Randolph Eggerton
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What is the correlation between scores on Verbal and Culture Fair tests for Cattell III Scales?

Adults looking to join Mensa in Britain via sitting an entrance test offered by the organization, are able to sit two separately scored IQ test papers: Cattell III A , mean = 100 , SD = 16 Cattell III B , mean = 100 , SD = 24 Candidates can…
Ross T
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What research is there into content of conversations vs IQ?

I wonder if there is any research into the content of a conversation between two people and how that relates to IQ. My casual conversations are that people of, lets say a more humble background, which generally correlates to a lower IQ, the topics…
zooby
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Are IQ tests "beatable"?

I have been watching a lot of Jordan Peterson's videos on YouTube recently. One of his themes is, that IQ is among the best studied metrics, with high predictability, validity and is generally believed to be a very real thing in psychology. He also…
user1721135
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I have two different IQs; which one is the real one?

I took a WAIS IV and got a 128(SD15), but I have a somewhat large spread between Verbal(129) and Performance (122). The numbers may be off by 1 point or so. This was taken in a country and language where the average IQ is 106. I took the…
economics
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IQ, Intelligence and Critical Thinking

I consider myself to be a very critical and analytical thinker. I can't help obsess over every little detail, consider various perspectives, use-cases, etc. I've been programming since a young age (self-taught). At the same time, I have ADHD and a…
gottagotowork
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The disadvantages of high IQ

Some disadvantages about being intelligent are supposedly: 1. You make conclusions too fast 2. If you insist on logic, you must work as an engineer because nobody else cares about logic. 3. You have difficulties to forget things that you might be…
Niklas Rosencrantz
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What is the average IQ in Bangladesh or of Bangladeshis?

In July 2010, Richard Lynn wrote the following in their article "National IQs calculated and validated for 108 nations": "For example, there was no measured IQ for Pakistan, but there was a measured IQ (81) for India. It was assumed that the IQ in…
Sakib Arifin
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Is pattern recognition a measure of spatial IQ?

Does pattern recognition come under spatial IQ, or is spatial IQ only to do with mental rotations and visualising?
Logan545
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What percentage of questions on Weschler Adult Intelligence Scale-IV 23 deal with environmental issues and climate change?

It is generally accepted that humans are the only intelligent species on the earth. I would submit that due to our proclivity to destroy the habitat that gives rise to our existence: we are the only unintelligent species on the planet. I am…
Truth Reigns
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How can a country's IQ be different of 100, if the average IQ of a population is always 100?

In The Idiot Brain: A Neuroscientist Explains What Your Head is Really Up To, Dean Burnett write that: "the average IQ of a population is 100. Without exception. If someone says, “The average IQ of [country x] is only 85,” then this is wrong. It's…
Sitak
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What is the correlation between posting GIFs in group chats and IQ

recently several major Telegram channels I am member of have been heavily ostracizing people posting gifs in such channels, and claiming that it's a sign of retardation. I would not want to jump to such conclusions too fast, so I got curious, maybe…
62mkv
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Is practice effect on matrix-based IQ tests largely attributable to question feedback?

I took the TRI-52, which is strongly correlated with other cognitive ability tests. When I first took it, I was tired, my mind was foggy, and my ADD was acting up -- I got a score of 116. The following day, I took it while well rested & with…
omeed
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Is there a consensus that there are racial differences in IQ scores?

I'm not asking whether the difference is genetic or environmental, or if IQ scores are a racist and flawed measure of intelligence. i.e., I am not asking about causation. Is there a consensus that today, in e.g. America, there are differences in IQ…
user7852
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