-1
votes
1answer
108 views

Is there a name for the tendency to use proper nouns often in conversation? [closed]

I think it may happen with people who have lack of confidence, for example shy people. So in conversation they often add proper nouns (eg. names of persons or countries) to give "evidence" and weight ...
1
vote
0answers
41 views

Are “diagnostic” senses/feelings for brain study possible?

Modern science has quite an array of methods trying to localize and analyze brain activity, trying to get down to individual neurons firing: EEG, fMRI, CT, etc. This requires very expensive machines ...
5
votes
2answers
631 views

What is the standard error of measurement for teacher made multiple choice tests?

Assume a teacher constructs a four-choice multiple choice test. Each item has only one correct response. The test is scored from 0 to 100 representing the percentage of items answered correctly. I ...
7
votes
1answer
133 views

Any attempts at testing or modeling the 'cognitive conception' of language?

For those unfamiliar, the 'cognitive conception of language' refers to a claim made by some theorists that, in the words of Carruthers: "besides its obvious communicative functions, language also ...
2
votes
1answer
202 views

Which branch of psychology deals with decision making under stress?

Our decisions are usually based on a system of perspectives, which in turn are based on one's own set of values. However there are traumatizing situations where this system of perspectives is turned ...
5
votes
4answers
809 views

How to explain emoticons to an autistic person?

I am currently chatting in an IRC and there is one girl (i think she's about 18 years old) and she has Asperger syndrome and therefore is unable to understand countenance and feelings. She told me ...
5
votes
1answer
133 views

What effects does spending a lot of time in online communities have on interpersonal skills?

There are quite a few users who are pretty much addicted to the Stack Exchange network and spend over 3-4 hours per day here. Time spent here will result in lower amount of social interactions, and ...
3
votes
1answer
3k views

How to compute Chi-square value and degrees of freedom in Excel?

I am trying to understand the statistical test of the chi-square in Excel. I already made the test but I still don't know how to compute the χ² value and what it means, how to compute the degrees of ...
4
votes
1answer
257 views

Is StackExchange.com Addiction Dangerous?

I recently looked at the meta.math.stackexchange.com and found the second anniversary was celebrated. As in the last year's Happy-Birthday post (linked therein) , some people declared the addiction to ...
3
votes
2answers
1k views

What factors influence a person's perceived expertise?

For example, some people believe they are excellent human lie detectors. But, research shows that the average person is only able to detect deception about 54% of the time. What techniques could be ...
5
votes
2answers
798 views

Is variation in human brain size related to mental functioning?

It seems that the head size of human beings has evolved to be relatively similar, yet there is still some amount of variation. While I'm sure the correlation is not absolute, I read that larger heads ...
3
votes
0answers
125 views

In what order do people notice another person's attributes (race, age, gender, etc.)

I seem to recall reading some research years ago about what people notice in the first second or so of seeing someone else, and in what order they notice those things. It's something like gender, ...
6
votes
3answers
330 views

How can one find out if he/she is brainwashed?

By brainwashed I mean indoctrinated with some political, religious or other type of propaganda. I assume that you can't be aware of this, because the lack of that awareness is the point of propaganda ...
1
vote
3answers
362 views

Is fear rational? [closed]

Let's suppose a big ugly monster thingy wants to eat you. While you're running away from it, you're feeling fear. Can this situation be considered one where fear would be rational?
3
votes
1answer
135 views

Should fantasy distractors be avoided in multiple choice questions

Is there any reason not to include fantasy distractors (made-up wrong answers) in multiple choice tests. Examples: What is the name of the compound HCl? a) Hydrochloric acid b) Chlorohydride acid ...
3
votes
0answers
215 views

How much information does the somatosensory system produce? [closed]

Are there any approximations of how many bits of information human somatosensory system produces? Especially mechano-receptors as measured in average number of bits per area of skin per second? I've ...
9
votes
1answer
154 views

In C. elegans, which neuron has the largest span, and why is it this large?

The model organism C. elegans is about 1 mm in length. This is quite small. In fact, some C. elegans neurons span >25% of the length of its body (ref.). This observation leads me to the following ...
4
votes
1answer
66 views

What is a test called that involves indicating whether a line has the same slope as a previous image?

I would like to know the name of the following test: Participants were asked to memorize the slope of a line of a target image. Then different images (lines with varying slopes) were presented ...
2
votes
2answers
97 views

How does knowledge about a subject aid in its recall?

I've experienced it many times with my students and also with myself. Let me illustrate with example: When I'm teaching, I say something like this: Gastrointenstinal Track has following sections ...
9
votes
1answer
274 views

Why are most people right handed?

How did right handedness win over left handedness in numbers? Is it only a coincidence that there are more right handed people than left handed ones? Or, has some effect in nature explicitly made ...
4
votes
0answers
163 views

Test-retest reliability of Iowa gambling task performance and Expectancy Valence Model parameters

I've just been learning about the Expectancy Valence Model of the Iowa Gambling Task (see Busemeyer & Stout, 2002; Yechiam et al 2005). The model includes three parameters: motivation, ...
5
votes
2answers
131 views

Do humans mentally discretize numbers?

It seems reasonable to me that humans discretize numbers: this number is bigger than than number, or when faced with a series of numbers that range from 0 - 100, 50 is "middling", 10 is "low" and 90 ...
6
votes
1answer
192 views

Bayesian models of faking in selection and recruitment settings

I'm doing some research looking at applying Bayesian models to faking personality tests in selection and recruitment. I'm interested to know: What existing work has applied Bayesian models to ...
2
votes
2answers
394 views

How to adjust SSE or RMSE for the number of free parameters in the model?

How do I adjust SSE (sum of squared errors) or RMSE (root-mean-square errors) for the number of free parameters in the model? Is there an "adjusted" RMSD metric similar to the adjusted r-squared ...
10
votes
1answer
149 views

Predicting how long a task will take

As a software engineer I have always struggled with predicting how long a project would take by underestimating and I have noticed that all of my colleagues have the same problem. In this video at ...
5
votes
2answers
490 views

Teaching Problem Solving : Mastering bit by bit Vs Try it all by yourself?

Background: I'm a teacher who trains hundreds of high school students in Math, Physics & Chemistry to crack probably toughest competitive exam in India. I deal with the students who are ...
5
votes
1answer
197 views

Does empathy extend to animals?

I've read that humans are able to empathize with other humans, to feel as another person does, through mirror neurons. I'm guessing that they're able to empathize with primates too, as they share ...
4
votes
0answers
43 views

Is the eye direction language dependent on the direction of writing?

I've read from various sources about the eye direction language. What is of my special interest now, is: looking right means thinking (about future, new ideas etc.) looking left means remembering ...
6
votes
1answer
554 views

What positive writing exercises improve happiness?

Writing seems like a perfect medium for expressing ones problems but can it also be used to improve happiness somehow? Maybe through some sort of creative writing exercises that focus on positive ...
5
votes
2answers
153 views

What is the longer term prognosis for women in their early 20's with Schizoaffective disorder?

I am asking as I have this condition and I am hoping to gather more data about my particular demographic, in order to give me a better idea as to what they are doing, as well to lead me to how those ...
5
votes
3answers
479 views

What is the mechanism behind “gut feelings”?

I'm thinking of a phenomenon that I've first observed in myself when taking an IQ test. Upon looking at the question, I selected an answer, but got this "gut feeling" or a hint that something was ...
2
votes
1answer
259 views

Is acrophobia connected to falling in dreams?

I'm interested in the link between phobias and related nightmares. Specifically, is acrophobia (i.e., irrational fear of heights) connected to falling in dreams?
3
votes
1answer
581 views

Are there cognitive benefits to two hand typing versus one finger?

I've been reading an old popular psychology book by russian psychiatrist Vladimir Levi. One of the things that he has his depressed patients try is learn to juggle. He insists that such activity ...
4
votes
2answers
850 views

What does hemispatial neglect vision look like?

I need to know more about hemispatial neglect, in order to compose a picture of what it would look like to someone who has this issue. Is there any resources for finding more about their actual ...
5
votes
1answer
103 views

Validity of regression therapy and degree of acceptance of the subject within the psychology community

I had a debate with my friend on regression therapy as he feels it is an accepted method to discover a person's past life & his memories. I find it completely unacceptable to my sense. What ...
7
votes
3answers
2k views

How do songs trigger memories associated with previous experiences of listening to the song?

Background: If I like a particular song, I listen to it while doing other things until I get sick of that song. This creates an extremely strong bond between the two things: the song and the activity. ...
4
votes
1answer
391 views

What happens in your brain when a concept “clicks”?

What happens in your mind when the "lightbulb goes off", or a concept "clicks" for you? Why is there such a threshold for human understanding? Existing searches: I've searched a good amount for it. ...
5
votes
0answers
81 views

What are the most well-understood vocal animal languages? [closed]

There are many examples of animal language that involve vocal pattens or "grammar". For example, there is the the Bee dance, bird songs, whale songs, dogs. Bird vocalization includes both bird calls ...
7
votes
1answer
203 views

Psychology of timbre processing

Are there any studies concerning the psychological aspects of timbre processing in the brain, e.g. while listening to music? In particular, can any lower-level correlates be discerned when trying to ...
2
votes
1answer
74 views

Is there sub-conscious error correction in interpreting heard language?

My personal experience suggests there is a background process taking place when interpreting a partially heard utterance. The sound is taken in, the conscious part of my mind begins the process of ...
3
votes
1answer
218 views

What is the proper term for the synchronization of eye movements?

In humans and most two eyed species, eye movements synchronize so that both eyes are focused on the same point. This facilitates 3D vision significantly, allowing bifocal cues. I remember reading a ...
2
votes
1answer
276 views

What is the scientific term or concept for inner thought control? [closed]

Usually when a thought arises, it seems that we quickly scurry after it, unconsciously getting caught up with whatever everyday thoughts come up. These can be invoked internally or externally. (No ...
6
votes
1answer
160 views

Is good short term memory correlated with good long term memory?

Is there any link between one's ability to store information in their short term memory, with their ability to store information in their long term memory?
5
votes
1answer
177 views

Desire to climb from evolutionary perspective?

When I go near a hill or dune, I feel desire to climb there and have a wider look on the surroundings. I know a lot of people who love mountains and want to climb higher and higher, but never have ...
3
votes
1answer
265 views

What are some examples of emergent abilities?

By emergent ability I mean this: suppose that competently performing ability Z is contingent on, and only on, having skill X and skill Y developed to a certain level (that is, ability Z is a ...
7
votes
2answers
294 views

Best practice to handle double negatives when using the expectancy-value model?

My question is regarding the multiplicative combination rule in the Expectancy-value model developed by Fishbein and Ajzen, and the issues regarding the expectancy value-muddle, or the case of "double ...
8
votes
2answers
155 views

What is the sleep study that showed that a percentage of humans have a biological clock that is ~28 hours or greater?

There was an article published some years ago about a sleep study (I think from Germany) that showed about 10-20% of people (European's I think) are genetically predisposed to function on a 30-hour* ...
9
votes
1answer
226 views

What is the effect of high expectations on long-term happiness?

Are there any studies about the long term effects of having high expectations of oneself on one's happiness? Does crashing after failing to reach unrealistic goals significantly impact long-term ...
4
votes
0answers
78 views

Why do we seem to have an internal drive to use different expressions(mostly when writing)?

How come we have so many words/phrases that share the same meaning? I suppose the most obvious answer to this would be that through communication between people with accent/language A and B, new ...
5
votes
1answer
302 views

Is there a lot of redundancy in written and spoken language?

I read years ago in a pop science book that written and spoken language can be shown to have a high level of redundancy. The speculation was that this served to allow error correction because language ...

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