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Questions tagged [intelligence]

For questions about levels of abstract thought, understanding, self-awareness, communication, reasoning, learning, having emotional knowledge, retaining, planning, and problem solving, their roles in education, testing such levels, and deficiencies in these levels.

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How would somebody with an IQ of 1000 behave? [closed]

I know the best that can be done here is speculation, but how would someone with an IQ of 1000, or even 1000000, behave? I've seen that movies have a tendency to depict superintelligent beings as ...
2 votes
0 answers
28 views

Why did studies find a within-person correlation between IQ and agreeableness but not between-person?

Bartels, 2012 found a correlation of 0.21 in what I understand to be within-person correlations (when one trait increased throughout life, the other did as well), however the between-person ...
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IQ tests versus Psychological evaluation [duplicate]

If you have been under psychological evaluation by a psychiatrist who says you have high intelligence, but your IQ test has you at 105, is the test the problem? The doctor is evaluating creative ...
4 votes
2 answers
3k views

How are IQ test scores affected by psychological stress or trauma?

Does mental stress or trauma have a significant impact on IQ test performance relative to baseline, and if so, how much? For example, if a person is affected by abuse, bullying, neglect, or some other ...
1 vote
0 answers
20 views

Are human beings truly intelligent? [closed]

We humans generally consider ourselves to be intelligent. Is this a universal, general or average trait, or is it only a limited number of persons who are intelligent? We judge our intelligence by ...
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35 views

Are there scientific works that analyze the perception of intelligence?

Are there scientific works that analyze the social and/or psychological perception of intelligence, including the perception of any non-human intelligence: animal intelligence or computer intelligence?...
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0 answers
10 views

Integrative Complexity and Intelligence

In this paper a leading researcher on Integrative Complexity suggests that it's only weakly connected to intelligence. Is this disputed in any papers? A friend with Master's in Neurophilosophy is ...
3 votes
1 answer
441 views

Validity of Open Online IQ test

I want to measure IQ of college students for a research project I am working on. After searching for valid IQ test for research that is also low cost/free, I came across this site-https://...
6 votes
3 answers
7k views

Do stimulants increase the IQ tests score for everyone?

There is some meta-analytic evidence that stimulants increase the IQ test scores of ADHD children by 2 to 7 points (Jepsen et al., 2009). Although giving stimulants to non-ADHD children may be ...
15 votes
5 answers
18k views

Is there an accurate online IQ test for measuring 160+ IQs?

Is there some (preferably free) online and accurate IQ test? One which does not give me an genius IQ and then tries to sell me a diploma. I need one which measures upto 160 sd15 (or higher). Such a ...
10 votes
1 answer
357 views

Does classical music enhance intelligence in children more than other genres?

This question is based on a previous question I have written on Parenting SE: Does playing classical music for infants and young children make them smarter? Question: Are these claims actually ...
3 votes
0 answers
1k views

Is there a correlation between high verbal thinking and aphantasia?

People with high verbal thinking process almost all their thoughts in literal words. People with high verbal-linguistic intelligence display a facility with words and languages. They are typically ...
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1 answer
59 views

Why engage in intellectual activities?

What is the evolutionary psychology explanation of people engaging in intellectual activities (like mathematics, science or philosophy)? All I can think of is that such activities lead to models of ...
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0 answers
27 views

Is wisdom one type of intelligence, or distinct from it?

I am not sure whether this is the best stack exchange for this question, but I couldn't think of a better one. I subscribe to the theory that there are multiple types of intelligence. Is wisdom one ...
6 votes
2 answers
726 views

Is anything known about pygmy intelligence?

I read that pygmies split from other human lineages pretty long ago, before modern humans appeared. That, and the fact that they still remain hunter-gatherers, makes me suspect that they might still ...
1 vote
1 answer
1k views

Do people with ADHD typically underperform on IQ tests? [duplicate]

To me, there seems to be a great disagreement about what IQ is supposed to measure. I have heard about psychologists taking ADHD/depression/other mental illnesses into account when deciding on the ...
12 votes
2 answers
818 views

Why do men have greater variance than women in mental test scores?

Hedges and Nowell (1995) write that Sex differences in central tendency, variability, and numbers of high scores on mental tests have been extensively studied. Research has not always seemed ...
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33 views

How do I increase my processing speed? [duplicate]

I have an IQ of around 90 (with 88 of that as reasoning IQ and 92 as performance IQ). I’m extremely worried about getting a job and doing well. Are there any exercises, medication, lifestyle changes ...
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2 answers
186 views

Is general intelligence meant to underlie all intelligence?

Is general intelligence, supposedly measured by IQ, meant to underlie all intelligence, be the thing that accounts for all intelligence / ability, or does all intelligence account for general ...
8 votes
2 answers
1k views

Is there a theoretical maximum for IQ?

In "Eugenics: A Reassessment" Richard Lynn writes: The intelligence level of the population would be expected to stabilize at its theoretical maximum of around 200 after six or seven ...
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50 views

Recomendations for an intelligence test

Is there any culture-fair intelligence test, that is not of public knowledge (that is, the answers can be easily viewed online, or has been used extensively to the point it lacks validity), that doesn'...
4 votes
2 answers
6k views

Does intermittent fasting increase intelligence?

A little Background: The protocol I am taking about is 16-20 hours of fasting and a 4-8 hour eating window (e.g. fasting between 6 PM and 10 AM). I have been doing IF (intermittent fasting) for 7 ...
0 votes
1 answer
33 views

Confusion on the utility/ epsitemic value of Raven matrices

The Raven Matrices is considered by some as a rough measure of intelligence. Indeed, even Indian students applying to German university have to compulsirly write a test involving this concept to have ...
10 votes
1 answer
45k views

How are Raven's Matrices scores converted into age-adjusted IQ?

There are IQ tests based only on Raven's matrices. I wonder how a raw score on such a test is "scaled" to an IQ result. As we all know, IQ results depend on the age of individual tested. So ...
4 votes
3 answers
7k views

Relationship between intelligence (IQ) and Big 5 Personality

Is there any relationship between intelligence and big five personality traits?
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21 views

Compression of logical steps; multiple logical steps squeezed into one logical jump

I have read somewhere that as intelligence increases, more and more logical steps are chunked together, so as to allow for greater logical jumps. When doing mathematics, the different levels of "...
1 vote
0 answers
866 views

How is the mean for the Cattell IQ tests calculated?

British Mensa uses Cattell Culture Fair and Cattell III B tests. The Cattell Culture Fair Test has a mean and SD of 100 and 16 respectively. The Cattell III B has a mean and SD of 100 and 24 ...
25 votes
3 answers
19k views

Intelligence and marriage satisfaction

A recent letter by a Princeton alumni stated: Men regularly marry women who are younger, less intelligent, less educated. It’s amazing how forgiving men can be about a woman’s lack of erudition,...
2 votes
0 answers
74 views

Does education improve 'g'?

It is, I believe, well known that education improves iq scores. Does it improve 'g'? the association of education with improved cognitive test scores is not mediated by g, but consists of direct ...
2 votes
1 answer
1k views

What is verbal memory useful for?

A friend of mine did the Verbal Memory Test at http://humanbenchmark.com/ and got an extremely high score (almost 300 words). English is not his first language and he knew the meaning of only about ...
1 vote
0 answers
377 views

Which constitutes fluid intelligence more, inductive or deductive reasoning?

What is the correlation between these types of reasoning with fluid intelligence? Deductive reasoning is closely related to logic and mathematical proof whereas inductive reasoning is more of a ...
3 votes
1 answer
50 views

How did the very rapid nature of Russian industrialisation/collectivisation affect peoples capacity for abstract thinking?

I am sure I read once about research conducted on villagers who were pushed very very quickly from very basic, premodern agrarian structures into collectivised, quota-driven, management-structure ...
1 vote
2 answers
109 views

Is there a name for the gap between speaker's intention and listener's interpretation?

I apologise if this as been asked before, but I couldn't find anything online. Whenever there is an exchange of information from one person to another - such as if someone is speaking to someone else ...
2 votes
0 answers
41 views

How does intelligence differ from predictive ability?

Is intelligence merely a predictive tool? We conceptualize situations using a predictive-based statistical framework since every fact/factor cannot be accounted for. This framework is reinforced when ...
-1 votes
1 answer
47 views

There an indirect causal effect of fluid intelligence on crystallize intelligence that is mediated by the manner in which people perceive the world [closed]

Evidently, the ability to abstract (fluid intelligence) has a causal effect on crystallize intelligence, that is, the greater the ability to abstract, the greater the acquired knowledge over time. ...
3 votes
0 answers
79 views

Are correlations between intelligence domains expected to increase or decrease over childhood and adolescence?

I've been reading a lot of different theories about how intelligence develops over childhood and adolescence, and I'm wondering about one specific aspect of it: The change or stability of the ...
1 vote
1 answer
332 views

Given unlimited time can any Raven's Matrix Reasoning problem be solved by anyone?

I know untimed tests exist, but they're still under the constraint of testing people that have lives to get to. People have jobs, loved ones, classes to go to, lives to live, and as such even untimed ...
11 votes
4 answers
8k views

Is there a correlation between high IQ and creativity?

Is there a correlation between high IQ for example over 125 and creativity? Is creativity improved or does its importance simply diminish? Maybe there could also be confounding variables as well? It ...
10 votes
3 answers
3k views

Does motivation and interest correlate highly with IQ and can someone be smart but perform poorly in a particular field?

Suppose a person is considered intelligent based on his IQ score. For example, suppose Bob has a high IQ score and is very interested in pure mathematics. He would most probably excel in this field. ...
0 votes
0 answers
104 views

How was the infant IQ test applied to Koko?

Apparently, a Gorilla named Koko took a number of IQ tests and scored an average of 80, their full range of scores being 70 to 95. The test used was the Cattell Infant Intelligence Scale. I don't ...
7 votes
1 answer
202 views

Are there any mental activities that can be detrimental for intelligence?

It is well known that we get better at the things we practice, but is it possible to stimulate the brain with activities in such a way that general or specific intelligence is weakened? Also, are ...
4 votes
1 answer
105 views

Isn't fluid intelligence necessarily influenced by crystallized intelligence?

In this article, it is said: Conversely, Gf [general fluid intelligence] represents the ability to employ a type of mental operation to independently reason and solve novel problems; it does not ...
3 votes
1 answer
215 views

Can Someone Explain How Fluid and Crystallized Intelligence was Discovered?

What is the difference between fluid and crystallized intelligence? How did Raymond Cattell deduce that our intelligence operates in these two different ways?
3 votes
0 answers
96 views

Do different ethnic groups have the same standard deviation of the IQ distribution?

There is a lot of research suggesting that different ethnic groups either within US or worldwide if all plotted together would have distributions of IQ with different averages. The reasons for that ...
1 vote
1 answer
1k views

How applicable is the correlation between high IQ and academic achievement in guessing a child's IQ?

IQ is a highly reliable (reliable in the statistical sense) psychometric, ie. several IQ authorised IQ tests administered by a licensed psychologist should produce similar/identical results. This does ...
1 vote
1 answer
267 views

How to interpret genetic variance of IQ?

I am a layperson currently reading "The Bell Curve" and its various rebuttals such as "The Intelligence and How to get it". I do not want to go into controversies of the topics per ...
7 votes
2 answers
737 views

How to interpret a BBC news article on the effect of race on intelligence?

In spring 1998, Robert Plomin claimed to have discovered a gene linked with intelligence. More recently, the Human Genome Project was cautious when approaching areas implying racial differences since ...
0 votes
0 answers
111 views

A primitive model or way of describing the "functionality" of intelligence

I spent quite a bit of time philosophizing about what intelligence actually (as in function-wise is) and I came to the conclusion that it consists of two (or so) properties Number of operations per ...
2 votes
1 answer
177 views

Why do larger animals need bigger brains?

For example, we can assume that the average house cat is equally intelligent as the average tiger. The average tiger is about 100 times heavier than the average house cat. But its brain is also bigger ...
2 votes
2 answers
315 views

Any ways to guesstimate IQ?

Is there any way to roughly approximate someone’s IQ simply based off of observing their behavior, mannerisms, speech, social interactions, etc? In other words, are their certain patterns of behavior ...

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