All Questions

9
votes
2answers
3k 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 ...
7
votes
0answers
112 views

Do animals that sleep during the day have a different sleep architecture than those who sleep at night?

A typical hypnogram, delineating the sleep architecture for a (human) mammal looks like A distinct distribution of non-REM and REM sleep can be observed. Is this pattern of sleep cycles ...
4
votes
1answer
7k 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 "scaled" to an IQ result. As we all know, IQ results depend on the age of individual tested. So I was ...
6
votes
1answer
64 views

Prevalence of mental health problems in medical professionals caused by exposure to death?

Some medical professionals work in areas where they are exposed to death often (say, E.R, O.R, Cancer Treatment, etc.), specifically in an area where they bond with the patient and the patients' ...
9
votes
1answer
586 views

How well can a human-generated “random number” be predicted?

For example, if i ask an individual to write a 20-number-long sequence of random numbers from 0 to 10. How well can I predict the 20th number from the initial 19? More generally, How well can ...
2
votes
1answer
73 views

Are there neurological conditions that can be worsened by B group vitamins?

I know that vitamins B6 and B12 are very important for the brain function, and both are involved in metabolism of homocysteine. Buildup of homocysteine has been associated with cognitive impairment. ...
1
vote
0answers
151 views

How can schemas be applied to website design? [closed]

If a "schema is a cognitive framework or concept that helps organize and interpret information. Schemas can be useful because they allow us to take shortcuts in interpreting the vast amount of ...
6
votes
2answers
223 views

Name of the bias where someone really needs something after they find out it exists

I'm looking for the name of the cognitive bias that is expressed in the following story. A fellow coworker was instrumental in getting a 75 gallon fish tank installed in the lobby of the company that ...
2
votes
1answer
84 views

Psychometric scale with items in sets where responses imply a rank order of items

My question is related to psychometry. One survey is measured in this way: ...
7
votes
3answers
319 views

How much can users hold in their short term memory

I recently undertook a questionnaire and was asked a question about short term memory. One that I just can't find an answer to at all as it seems to be so contradictory. This got me curious. How ...
2
votes
1answer
81 views

How are activities involving toy blocks linked the development of intelligence in children?

I'm looking for a peer reviewed article that links the development of intelligence to any form of block building activities. For example a child playing with wooden blocks can improve their ...
3
votes
1answer
130 views

Can prolonged neural adaptation lead to HPPD?

The human brain adapts to a constant stimulus of our neural system. For instance, if we ride a train and look out of the window for a long time and the train stops, we have the feeling of slowly ...
7
votes
1answer
148 views

Do eyes accommodate to color?

I've heard that our eyes accommodate between colors too far from each other in the visible spectrum. I imagine it's not a true focal point accommodation, but rather linked with how brain processes the ...
4
votes
1answer
66 views

Do different meta-cognitive measurements depend on the same mechanism?

There are different meta-cognitive judgments: feeling of knowing, ratings of warmth, confidence, judgments of learning, tip-of-the-tongue or not, insight or not, etc. Are these judgments based on ...
4
votes
1answer
64 views

Why different responses to target and distractor in three-stimulus oddball procedure?

In the three-stimulus oddball procedure, there is an infrequent target in a background of frequently occurring standard stimuli and infrequently occurring distracter stimuli. My question is, since the ...
9
votes
3answers
206 views

Are older people more likely to be politically conservative and why?

J.Campbell suggest that the difference between age groups on being politically conservative is small. But F.Glamsers article concludes: there was a significant positive correlation between age ...
5
votes
2answers
109 views

What correlation is there between breath control and personal self confidence?

In yoga, the instructor mentioned that controlled deep breathing can increase self-confidence. (Next time, I will ask him why he believes that but I doubt he has any references...) Furthermore, ...
4
votes
2answers
79 views

Is there any (free) program that allows the recording of text input and the speed of input?

I am planning to run a study where participants will been shown questions on a computer monitor and their task is to type their responses in a text box as quickly as they can. Their input and input ...
3
votes
0answers
37 views

What kinds of long - term cognition/motivation tracking tools are there?

I'm aware that there are dozens of personal "activity trackers"/ pedometers like fitbit that are aimed for mass consumer and can log activity over extended periods of time. Are there equivalent ...
3
votes
1answer
129 views

Why do our senses evoke different subjective experiences

I'm wondering why there are different subjective experiences when our sensor systems are technically the same neurons that just get excited by different stuff (photons, soundwaves, ...). So why does ...
3
votes
2answers
104 views

How to analyse 3 by 3 design with Likert scale ratings?

I want to understand what would be the best way to analyze the results of an online likert-scale ratings of pictures on 3 dimensions. I have 3 groups of participants from different countries. They are ...
4
votes
1answer
153 views

“Memory and the Computational Brain” by Gallistel & King

I am looking for opinions on this book particularly whether it is a suitable intro to the field of cognitive neuroscience. What I would not like is a book that is really a collage of introductory ...
4
votes
1answer
51 views

When rating, is it better to set the expected goal in the middle with hard to reach upper bounds or higher with desired outcomes at the upper bounds?

The actual implementation that I'm interested in is a set of five scores from 1-5 (whole numbers) that are averaged together to compute an overall score (decimal values). However, I prefer to look at ...
7
votes
0answers
79 views

Are there any models of the human visual field of view taking into account head, neck and eye movements and calculating likelihood of fixation?

I would like to know if there are studies that (1) model the field of view taking into account all degrees of freedom of the head, neck and eyes and (2) if there is any probabilistic model assigned to ...
4
votes
1answer
167 views

How do SSRIs work?

I've found a reasonable explanation on Wikipedia... SSRIs are believed to increase the extracellular level of the neurotransmitter serotonin by inhibiting its reuptake into the presynaptic cell, ...
4
votes
1answer
312 views

How do you run a risk / gambling experiment using Qualtrics or Amazon Turk?

I want to run a simple probability matching gambling experiment: Each round has the participant pick Up or Down. The computer picks Up with a probability (p=0.7). If the participant gets it correct, ...
2
votes
1answer
330 views

How does personality moderate or mediate the relationship between stress and burnout?

My research is on work related stress and burnout amongst healthcare professionals and the role that personality play in either reducing or increasing levels of stress and burnout. I'm using the big ...
4
votes
0answers
39 views

Predicting the landing site of a saccade while the saccade is still in progress

A brief look through the literature didn't reveal any algorithms that have been directly applied to the online prediction of saccade landing sites while a saccade is in progress. While there would ...
-2
votes
2answers
119 views

Does not using the brain erode its power? [closed]

Does not using the brain erode its power? If so, are perpetual brain exercises recommended to prevent (or increase) its power (chess, puzzles, etc)?
7
votes
0answers
179 views

Does dream recall interfere with “reverse learning”? (Crick and Mitchison's theory of REM sleep)

I've recently became aware of the idea of "reverse learning" that might happen during REM sleep - the brain's attempt to eliminate pathological attractors that might appear in neural networks. The ...
10
votes
3answers
190 views

Is there any recent work on modeling how we rapidly acquire new knowledge?

I work with neural network models of human cognition a lot, and one thing that bugs me about them is the timescale: they learn over thousands of trials whereas humans seem to learn after a couple ...
2
votes
1answer
61 views

What is the linguistic equivalent of functional fixedness?

Recently, I saw a crossword clue: (5 letters) "They help you after a crash." After going through the list of EMTs, firemen, police officers, etc. I realized that the answer was "IT Guy." This seems to ...
3
votes
1answer
102 views

How do I change my tiredness patterns?

All of you probably know what the human 'circadian cycle' is, and depending on your personality, you would either be a night-owl or a morning-lark. I am interested in understanding the patterns of ...
3
votes
1answer
244 views

What happens to a person's frontal lobes when they have a breakdown from stress?

When a person gets really stressed out and has a mental breakdown what happens to their frontal lobes? I'm reminded of the clip from "What about Bob?" when Richard Dreyfuss has a breakdown when he ...
4
votes
1answer
125 views

When can anchoring backfire?

Anchoring is a well-known phenomenon [1]. However, I just ran an experiment where the effect seemingly backfired. Basically, I asked people to estimate the number of jelly beans in a jar. In my anchor ...
6
votes
4answers
645 views

Aesthetic preference for even or odd numbers

In my experience most people prefer the appearance of even numbers or numbers divisible by 5. Is there any research which proves or disproves my theory? Is it all about symmetry? I expect that ...
2
votes
1answer
180 views

Any studies on lack of imagination and creativity?

Is there a formal scientific term for this type of personality?: Main priorities are: family, phsyical and financial protection of the family and self. (Little to no creativity. Strong desire to ...
2
votes
3answers
257 views

Getting started with EEG data

I want to get started with getting signals from EEG and learning on how I can read data. I have some programming skills, so designing a database and manipulating data with ruby (python seems also ...
15
votes
2answers
2k views

How is intelligence correlated to beauty?

Recently, I read up several interesting questions on the web about the relationship between IQ and general intelligence and physiological symmetry. But more importantly, what explains the correlation? ...
5
votes
1answer
168 views

Are there any free databases of audio-visual emotional stimuli (English)?

I am particularly interested in naturalistic and induced emotional content. I have found the SAVEE, the HUMAINE and the SEMAINE databases. I have read through the Terms for LDC (UPenn) and it seems ...
3
votes
2answers
416 views

How to conduct surveys using facebook?

More and more often I read in papers, that an online survey has been conducted through Facebook. What I have yet to understand is how this can best be done. I understand that Facebook allows the ...
7
votes
1answer
88 views

Self-fulfilling stereotypes: Have researchers tried inventing new group stereotypes?

Studies on the stereotype threat have typically used stereotypes that that are common in contemporary culture, i.e. the canonical example being the study that showed African American SAT scores ...
7
votes
1answer
86 views

Effect of paper type on evaluation of resumes

I heard about an experiment that have shown an effect of the type of paper a resume was printed on, on the evaluation of the resume. If I remember correctly, resumes printed on heavier paper, or ...
15
votes
1answer
478 views

How long should I work before taking a break?

I'd like to work as effectively as possible for 8-9 hours a day, whether at work or studying. At some point in completing my major in psych I remember hearing about the importance of taking breaks ...
6
votes
1answer
143 views

Picture of eye promotes good behaviour

I remember a study about how a picture of an eye made people more well behaved. The experiment was in an unsupervised coffee room where there was a box where participants were expected to deposit ...
2
votes
1answer
56 views

Is there a place where I can find inconsistent images?

I would like to find some images in which there are logical inconsistencies. I want to use them for practicing my attention towards those kinds of logical errors (so that I could more easily spot them ...
-2
votes
1answer
120 views

Are there “6 degrees of separation” for ideas?

Sites like linkedin.com are built on the idea that you can be related to any person in the world though around 6 people. One person knows another one, that one another one, and in the end you are ...
5
votes
1answer
627 views

How to use Mechanical Turk for longer studies (i.e., 30 minutes+)?

I'm interested in using Mechanical Turk as a means of recruiting participants for online psychology studies. I have never used it for any research. However, many of my studies take around 30 minutes ...
1
vote
0answers
35 views

How to identify participants answering online questionnaires who have not paid attention? [duplicate]

I often analyse data that involves participants completing a selection of psychological tests online. A concern with online testing is that some participants may not complete the task conscientiously. ...
2
votes
0answers
48 views

What Quantified Self reserach tools are there for measuring performance while playing videogames?

I've recently became aware that there's a whole field of quantified self - using various methodology to collect data about human performance in an attempt to "quantify" how the human body/brain works. ...

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