For questions about techniques for measuring psychological and neural properties. Includes the measurement of knowledge, abilities, attitudes, and personality traits, as well as neural structure, organization, activity, and complexity.

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10
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2answers
1k views

How long does it take to refocus after context switching?

Context switching has been highlighted for the toll it takes on productivity at great length, particularly by people who work in software and project management. Are there any ...
4
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2answers
154 views

Is it possible to objectively measure the amount of pleasure a person is experiencing?

I'd like to know if it's possible to quantify somebody's "fun meter". Maybe by measuring the amount of endorphin produced. Because every person is unique, I don't expect that amount to make another ...
18
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2answers
4k views

How to reliably measure working memory capacity?

The capacity of human working memory is subject to individual differences. The number of items or chunks a person can retain in their memory may, have profound effects on a variety of other cognitive ...
2
votes
1answer
147 views

Effect of time limits on problem solving

I recently took part in psychological testing as part of a recruitment process to a job. I was not happy about the evaluation I got and I asked for a feedback discussion with the psychologist. The ...
6
votes
1answer
83 views

In SDT, are there other measures of detection sensitivity besides d'?

The reason I ask is that I often hear of alternate measures of response bias besides β, but have never heard of an alternate measure of detection sensitivity to d'. If there is no other measure of ...
6
votes
1answer
484 views

Reducing ceiling effect with a Likert scale measure

I am designing a psychology study in which the main endpoint is the perceived effectiveness of various medical treatments. In pilot trials, we used a bipolar Likert scale to measure perceived ...
3
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1answer
47 views

How can I create a set of comparable symbols of different shapes?

I was thinking about doing a small experiment during university course where participants have to answer a personality quiz and then they have to compare different symbols (like triangles, rectangles ...
5
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3answers
130 views

Frequency at which electrodermal response should be measured

I'm computer science graduate working on a health monitoring device. How much is the delay in electrodermal response? i.e., the time it takes before which an electrodermal response can be realized. ...
4
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3answers
707 views

What exactly is IQ, and how to develop or improve it?

Some people are said to have exceptionally high IQ. What exactly is that supposed to mean? Is it possible to develop high IQ if one doesn't have it? If yes, then how?
17
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1answer
328 views

Do personality survey responses correlate to the success or failure of minimum wage employees?

I recently watched a friend fill out a personality survey for a minimum wage job. These surveys generally have a few dozen to as many as a couple hundred statements with which the applicant must ...
7
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1answer
77 views

What paper discussed the cognitive properties of Likert/visual analogue scales in ratings?

I seem to recall a recent paper investigating whether ratings created using Likert or Visual Analogue Scales formats had the cognitive properties of interval or ratio data (since they are generally ...
3
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1answer
52 views

Which parts of cognitive tests are under copyright? Can test rights be purchased for modification?

what are the steps/considerations if I want to modify an exisiting Cognitive Test Battery? 1) How do I know which parts of the test are under copyright? For example, simple digit span isn't under ...
4
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0answers
95 views

Is dominance a hypothetical construct or is it based in neurobiology?

There are several personality tests which have dominance as trait or type as result. In addition to this question: How to measure dominance and submissiveness? How are dominant types constructed in ...
8
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1answer
173 views

How to measure student activity, participation, tendency to ask questions, etc?

We would like to compare students from different education systems on the following variables: tendency to actively participate on lessons tendency to ask questions tendency and experience in ...
9
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2answers
135 views

How can experimental compliance (willingness of participants to participate) be measured?

I would like to have a measure for how willing and eager participants were during an experiment. I have the intuition that their eagerness to comply will profoundly alter results of psychological and ...
6
votes
2answers
565 views

How is age related change in IQ measured if tests use age specific norms?

In a comment to this question about age related IQ decline in professors and scientists, the following comment was left: I noticed that lot of IQ tests (RPM or California) have different norms ...
5
votes
1answer
94 views

Does intoxication ever improve reaction time?

Background: As I write this I am rather "tipsy." I wanted to do some experiments and test my reaction time. I noticed that ironically, my reaction times were a lot quicker than when I am sober. Is ...
5
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1answer
280 views

Status of introspection in psychological research today

Historically, psychological understanding was largely gained by introspection: the philosopher observed the workings of his own mind and deduced the principles of the human psyche from that. During ...
7
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2answers
602 views

Skin conductance responses to emotional stimuli

The skin conductance response (SCR) is said that cannot be reduced to one specific stimulus (Boucsein, 2012). Does this mean that if the participant is presented with stimuli of different emotional ...
3
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2answers
477 views

Oddball experiment design in E-prime

I want to set up an experiment in which there are 3 types of emotional stimuli (A, B, C). A and C would have a 1% recurrence probability, for rare and unexpected stimuli. Is there any sample of ...
5
votes
1answer
1k views

Current diagnostic interviews for DSM-V

I was wondering if there are currently any diagnostic interview schedules that have been made/adapted to fit DSM-V criteria? Have you heard of anything? Specifically, I am looking for interviews for ...
7
votes
1answer
158 views

Do we need a pre-test to compare the effectiveness of two treatments?

Assume, I want to evaluate how effective two teachers are in teaching English to German children. Both teachers have been teaching at the same high school for twenty years, and both use a distinctly ...
7
votes
2answers
208 views

Relationship between cognitive load and self-indulgent behavior in simple task completion

Background A subject in an office-building setting is asked to memorize a list of numbers and to write them down on a whiteboard in another room on the opposite side of the building. The subject ...
2
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3answers
291 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 ...
2
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1answer
85 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: ...
4
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1answer
69 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 ...
14
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1answer
684 views

How to measure dominance and submissiveness?

Introduction Interpersonal dimensions of personality (Sullivan, 1953) have been described in a circular model, the interpersonal circumplex, since Leary (1957). The two dimensions that define this ...
12
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3answers
614 views

Is there a better way to describe brain activity than EEG “brain waves”

I've been reading about EEG brain waves, which are specific waveforms that are observed on the EEG output, and are usually scored by humans. This concept has been around for quite some time. Is there ...
19
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2answers
2k views

What is the threshold where actions are perceived as “instant”?

In Human Computer Interaction and User Experience there's some oft repeated rules of performance: 0.1 second is about the limit for having the user feel that the system is reacting ...
7
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1answer
227 views

What computerized EEG analysis algorithms are there?

I got a commercial-grade EEG headband and am trying to look at the data it outputs. The headband quantifies raw EEG signal from a single forehead dry sensor into a range of EEG bands (alpha, beta, ...
10
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2answers
2k views

Public domain scientific intelligence test available for use in research

The IPIP is an example of a public domain scientific personality inventory that can be used for research. Are there any good public domain scientific measures of intelligence? Requirements Do ...
3
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1answer
79 views

Are cortisol measures more reliable than self-reported fear measures for looking at difference scores?

I was sent an email by a researcher with the following question: You wrote that difference scores are okay to use if measurement error is minimised. Does that imply that biological ...
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 ...
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 ...
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 ...
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 ...
5
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1answer
87 views

Are there any standard psychometric scales that are only applicable to within-subject designs?

A while ago, I asked the question whether Presence questionnaires are valid in between-subject designs (see the question for the background to this assumption). While the question garnered some ...
8
votes
1answer
674 views

Is there a database of emotional stimuli available?

For my research I need to use emotional stimuli to use for habituation to certain emotion. Are there any databases available (preferably free or not expensive) of non-linguistic stimuli I could use? ...
5
votes
2answers
1k views

Cheapest way to measure arousal levels

I'm interested in performing a psychological experiment from my own home (the research is controversial; not that it's unethical, but rather I won't be able to aquire funding for it) and in it I would ...
2
votes
1answer
84 views

Is a safe driving record correlated with any psychometric test scores?

A few years ago I was interviewing for a position with a subdivision of a large company in New York City. One of the things that hit me as odd about this interview was that the recruiter was ...
7
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1answer
4k views

Which neurotransmitters can be measured in a living human brain?

I'm interested in learning more about the modern techniques that are used for scientific studies of neurotransmitters in the living human brain. As far as I know, there are 4 neuromodulator systems ...
10
votes
1answer
796 views

How to measure group differences incorporating reaction time / accuracy trade-off?

In a psychological experiment I am measuring subjects' reaction time as well as their error rate. Now I would like to compare two groups (males & females). There might be a bias in the sense that ...
1
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0answers
33 views

What are the reliable and valid test to measure working memory? [duplicate]

Possible Duplicate: How to reliably measure working memory capacity? I am currently doing my thesis on how different types of music affect the cognitive performance more specifically ...
14
votes
1answer
650 views

Is there a reasonably valid and reliable self-measure of computer literacy?

Measuring computer literacy or skill is important when grouping respondents for usability studies and other Human Computer Interaction studies. But for the life of me I can't find a good, simple but ...
11
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2answers
464 views

Is it possible to quantify cognitive bias?

We know that bias exists, and that it affects our judgment and perception. This effect has to do with user's experience in life. That experience is taken care of by the brain, and if you counter a ...
7
votes
1answer
103 views

Can processing effort for sub-tasks in neural networks be measured?

I often heard statements like: 80% of your brain processing is computing the effect of gravity or, similarily: You only use 20% of your brain power My question isn't about the truth of ...
13
votes
1answer
2k views

Do the Jungian Cognitive Functions/ Processes really exist?

Background Many of us must have come across personality theories like MBTI which use part of Carl Jung's concepts to make a theoretical system used to divide people into types. For example, MBTI ...
2
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0answers
169 views

What is the relationship between computer game performance and measures of ability? [duplicate]

Possible Duplicate: Any work being done on Perception, Action, and/or Cognition in Video games? What is the relationship between computer game performance and measures of ability?
5
votes
1answer
138 views

Measuring meta-intelligence

Does anyone know of any research in measuring metacognitive abilities (i.e. metacomprehension, metamemory, meta-emotions(?), etc) in people? In other words, I'm wondering if the same way we have IQ ...
4
votes
1answer
701 views

Reducing adverse impact, discrimination and unfairness when using psychological assessments for selection purposes

How can we reduce adverse impacts such as bias, discrimination, and unfairness when using cognitive ability tests and personality tests for selection purposes in an international context?