Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

-1
votes
0answers
16 views

If our brain evolved enough, could we invent all kinds of logic systems? [on hold]

In a very far future, if our brains evolved enough and were transformed into very advanced brains, could we invent literally all kinds of logic systems? Even logic systems where impossible things ...
1
vote
0answers
24 views

Can Jason Padgett’s head injury be replicated? [duplicate]

In 2002, a man named Jason Padgett was mugged and suffered a concussion. Now he sees the world through geometric shapes, and he is basically a mathematical genius. If a neuroscientist was to examine ...
1
vote
1answer
110 views

IQ gap by race, truth or myth?

If you google IQ gap race and open the google images, you will see many diagrams showing the differences. I went on some IQ test pages, and I noticed that the test includes mathematical ...
1
vote
0answers
20 views

How is that Bell Curve can fit all the existing IQs exactly on the graph? [duplicate]

Bell curve is useful for many different branches of science, business, and economics. IQ is something that defines a person's intelligence. How is that Bell curve or Gaussian distribution can fit ...
1
vote
1answer
23 views

Are there researched approaches to learning a subject more quickly?

TLDR at bottom. So from my knowledge(correct me if I'm wrong) there is no evidence to suggest that we can improve general intelligence. But what about improving skills/intuition in specialized fields ...
1
vote
0answers
37 views

Is it possible, on an individual level, that someones fluid intelligence can “spike” in ones early twenties?

I think IQ and fluid intelligence are interrelated enough that I can use them interchangeably. I was wondering if on an individual level, if it was possible that ones IQ can jump a certain amount of ...
2
votes
0answers
28 views

Predicting workplace performance of job applicants? [closed]

As an employer who interviews engineering candidates, I'm interested in using the state of the art findings in psychometrics/psychology to predict which candidates are the most likely to be successful....
2
votes
0answers
47 views

Chess performance and IQ

Are there formal studies relating chess performance (e.g. ELO) and IQ? I found a proposed Levitt equation (also mentioned in thechessworld): Elo ~ (10 x IQ) + 1000 ...
3
votes
1answer
88 views

Paper discussing economic rationale of IQ-based hiring practices

TL;DR I'm looking for a paper that explicitly quantifies the ROI an employer would likely derive if personnel selection involved intelligence testing and only those +2 SD in cognitive ability were ...
7
votes
2answers
293 views

Does practicing Ravens Progressive Matrices tests inflate your IQ score?

I'm 16 years old and a year ago I got obsessed about IQ. I took a Raven IQ test and scored 115. Then during the autumn and winter of last year I took some more IQ tests using RPM and scored 126 on ...
0
votes
1answer
136 views

Is writing ability associated with IQ or intelligence?

Is greater ability to write well i.e. analysis of books/literature/research papers associated with higher I.Q. scores? Statistically speaking, is writing ability normally distributed like I.Q. is?
0
votes
2answers
73 views

Is it possible to enhance one's learning ability? [duplicate]

I understand that the so-called brain training games like Lumosity doesn't work. But is there any exercise ( mental or physical) that I can do or medicine pills that I can take, that are proven to be ...
5
votes
2answers
161 views

Which computer video games can improve intelligence, barring Medal of Honor?

Source: Intelligence and How to Get It: Why Schools and Cultures Count (2009). p. 49.   We have every reason to believe that these sorts of visual exercises actually improve fluid-intelligence ...
1
vote
0answers
32 views

How does aging effect performance at maths and science?

How does aging effect performance at maths and science? Clearly, it effects intelligence as measured by iq tests. But I wondered, is that reflected in e.g. mathematicians invariably doing their best ...
2
votes
0answers
31 views

Correlation of g and Honestly, Rationality, etc?

Are there any meta-analyses reporting the correlations of g (IQ, general mental ability) with: Honesty-Humility (e.g. in HEXACO model). I know Conscientiousness (of Big Five) generally has zero ...
5
votes
1answer
106 views

What does it mean statistically for there to be significant differences in average IQ scores between racial groups?

Charles Murray (in his book, "The Bell Curve") reported that there are real differences between the mean IQ scores of different racial groups. He also points out that IQ variation within said groups ...
7
votes
1answer
264 views

How is the g-factor of intelligence calculated?

I am currently reading Dr. Richard Haier's book The Neuroscience of Intelligence and I am a little confused about the g-factor. Note that I have no education in psychology outside of general ed ...
5
votes
1answer
85 views

What is the difference between problem solving and intelligence?

What is the difference between problem solving and intelligence? All I know is that the tower of hanoi is thought of as a problem solving test, perhaps due to its lack of automation, I don't know. I'...
4
votes
1answer
38 views

What is the Golden Standard of Testing Fluid Intelligence?

Not much to add to the title- what is the currently accepted "best" test of fluid intelligence? How was it determined to be the best?
3
votes
0answers
45 views

What does 'Taxonimize' mean here?

I was reading a news article about increasing IQ and one psychologist wrote Many of the changes in IQ are correlated to changes in schooling. One way that school increases IQ is to teach children ...
1
vote
1answer
45 views

Test to evaluate attention in Autism

I am looking for the most reliable and widely used tests for attention measurement in autistic persons. Can anybody help me to find such tests? I have read about some IQ tests including DAS, WASI and ...
5
votes
1answer
56 views

Multiple-stratum intelligence models

My question concerns the mathematics of multiple-stratum models, about which I've not found much that's quantitative, so excuse my inventing my own notation to explain my thoughts. In models such as ...
2
votes
0answers
26 views

Are there dual-process IQ tests?

I mean tests that try to measure system 1 and system 2 performance separately, but more than short lists of trick questions which unfortunately seem to make the bulk of the empirical work in this dual-...
4
votes
1answer
147 views

Do men, on average, have a higher general intelligence score?

I'm aware of this study that was linked during an argument: "Sex differences in brain size and general intelligence (g)" and this question Gender differences in IQ among undergraduate psychology ...
10
votes
1answer
176 views

Is Fluid Intelligence Dropoff With Age an Established Fact?

The picture below represents the idea that fluid intelligence declines with age. Is this commonly accepted as true and established, even if fitness/learning levels do not decline?
5
votes
1answer
63 views

Childhood IQ and pattern of drug use in adulthood

A study by White et al. (2012) using a large UK sample concludes that In this cohort, high childhood IQ was related to illegal drug use in adulthood. Note that this does not refer to habitual ...
9
votes
2answers
103 views

Procedures behind establishing the IQ scale

There are some good answers about testing individual's intelligence, and about mathematics side of the IQ scale, e.g: When current IQ tests are developed, the median raw score of the norming sample ...
3
votes
2answers
187 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 ...
0
votes
0answers
45 views

Stimulants, Depressants, and Intelligence

Do stimulants like adderall and modafinil make people objectively more intelligent in some areas? If a person has anxiety, would things like alcohol make him more creative since he would be open to ...
4
votes
0answers
197 views

Evidence for existential depression as a distinct subtype?

Obviously the DSM doesn't see it as such, but the idea of Irvin D. Yalom appears to have some traction at least in magazines: Irving Yalom, in 1981, wrote about near necessity of an existential ...
4
votes
2answers
178 views

A doctor told me that cephalic index can be used to measure human intelligence, is it true?

I am roommates with a maxillofacial surgeon. He told me that during his studies he read that cephalic index can be used to measure intelligence. And he further explained that as Africans and women ...
2
votes
1answer
179 views

What is the rationale for the normal distribution of intelligence?

What is the rationale for the normal distribution of intelligence? I'm asking what the rationale is for saying that 68% of variance within intelligence falls within 1 standard deviation either side ...
9
votes
1answer
544 views

Link between visual-spatial + verbal working memory and intelligence/academic achievement?

What is the link between someone's visual and spatial working memory, their verbal working memory, and different types of cognitive abilities or tasks? More specifically, intelligence tests (WAIS, ...
2
votes
1answer
217 views

Is it possible to calculate the probability of a child having an IQ in a certain range based on their parents' IQ?

For instance, if two parents have IQs of 160, can one calculate the probability that their child has an IQ over 160?
3
votes
2answers
132 views

How can tacit knowledge be measured?

Question 1: If tacit knowledge is that which can't be written as declarative facts or communicated easily, then how can scientists measure how much of it someone has in a lab? Question 2: Is it true ...
4
votes
1answer
163 views

Does Emotional Intelligence (EQ) demonstrate the Flynn Effect?

The Flynn Effect is a well-known phenomenon whereby Intelligence Quotient (IQ) test scores among the general public seem to rise over time. Does Emotional Intelligence (EQ) demonstrate the Flynn ...
6
votes
1answer
215 views

Is a low Emotional Intelligence (EQ) pathological?

A sufficiently low cognitive intelligence is generally considered in society to be inherently pathological, or at least very nearly so. In fact, until recently, a diagnosis of Intellectual Disability (...
2
votes
0answers
130 views

In I.Q. and Cognitive Tests, What Sequence Patterns Should be Applied?

Nearly every I.Q. and Cognitive test seems to ask questions for the "next item in the sequence". But, there just seems to be so many possibilities, and I can usually find a way that all of the ...
5
votes
1answer
107 views

Are the “scientific” points made in the James Damore document factually accurate?

There has recently been some uproar over a document authored by a google engineer arguing that differences in outcomes between men and women are in part due to biological differences. Are his claims ...
4
votes
1answer
99 views

Does night-sleep-deprivation have any effect on cognitive performance?

Sleeping during the day might lead e.g. to vitamin D deficiency. But I am interested in what effects might night-sleep-deprivation have on cognitive faculties. Does sleeping during the day and ...
1
vote
2answers
95 views

What is “intelligence” in “artificial intelligence”? [closed]

As far as Artificial Intelligence is concerned, what is "intelligence"? The definition I see on various sites like Wikipedia: Intelligence has been defined in many different ways including ...
2
votes
1answer
220 views

Is it possible to increase/train your intelligence? [duplicate]

Is it possible to raise your IQ (best correlate for g I know of)? Does brain training help? I have never taken a psychologist administered IQ test before, but I did take a reputable online IQ test ...
10
votes
1answer
187 views

Correlation between “mechanical aptitude” and IQ

I am an economist working in labour market issues. It is common in my field to divide jobs between those who are intensive in "manual" tasks and those who are intensive in "cognitive" tasks (e.g. here)...
4
votes
0answers
99 views

Who do we count as “intelligent” and why? [closed]

Most of my friends, for instance, say they want an "intelligent" girlfriend. Now, I know this is a philosophical question and a matter of opinion, and there is a similar question on intelligence ...
11
votes
2answers
5k views

What is the meaningful difference between someone with a 145 IQ compared to a 100 IQ?

I am a lay person and new to this, and while I do understand that 145 IQ means 3 SDs up from the mean, I want to have a rough idea of what it means in real-life examples, from people who have ...
8
votes
1answer
463 views

What is the correlation between self-rated and objective measures of intelligence?

In the context of a broader question, someone asked: Can the detailed analyses from, say, the Wechsler test, be used to inform decisions significantly better that gut feelings can? While this ...
4
votes
1answer
215 views

Does taking antidepressants, anxiolytics and sleep pills significantly affect a person's intelligence?

Do antidepressants, anxiolytics and sleeping pills significantly affect the intelligence of a person, for example as expressed by the general (g) factor? Do these compounds affect the g factor each ...
5
votes
1answer
119 views

Why Bayesian Cognitive Modeling?

Recently i read an article on Bayesian Program Synthesis. It says that Bayesian cognitive modelling would help AI systems to learn from few examples in comparison to deep learning. But i was not able ...
3
votes
2answers
383 views

Short term effects of alcohol on IQ

I am looking for some references on the short term effects of alcohol on "IQ". I am particularly interested in what aspects of "intelligence" is affected (e.g., cognition/reasoning/memory). ...
2
votes
0answers
19 views

Denial against truth [duplicate]

I do not wish to be controversial but this is the only place I feel I can ask the question. This question was asked on the history site but I am now trying to understand the psychological cause and ...