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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1answer
13 views

How many items do I need to design a measure?

I have to design my own psychometric test to measure a construct. I have a construct, but part of the requirement is to include a rationale for the number of items in the instrument, which I don't ...
2
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3answers
64 views

Why are the Big Five factors of personality correlated?

One of main characteristics of Five Factor Model is that factors are not orthogonal as in some other personality models. Why it is tolerated that those factors are not independent? Is it possible to ...
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0answers
8 views

Estimation of cost for validation psychometric test

I have conversation with my coleague what is estimated cost for validation of psychometric test. (personality test in io psychology ie.) How many people should be included and what are they job ...
25
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3answers
973 views

Is the Myer Briggs Type indicator (MBTI) a reasonable scientific theory?

Background: MBTI stands for Myers-Briggs Type Indicator. It's a theory that suggests that people can be divided into 16 types, based on the way they percieve and analyse information (whether they make ...
14
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2answers
4k views

Free online intelligence test with norm table, high reliability, and must be printable?

I am looking for a general intelligence test which meets the following requirements: available online for free there is a table which translates "points" to IQ (I don't want a hidden online ...
0
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2answers
102 views

Affective Neuroscience Personality Scales

I wonder if anybody could give some details about Affective Neuroscience Personality Scales. I tried to access 'The Affective Neuroscience Personality Scales: Normative Data and Implications' by ...
7
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2answers
403 views

When is it defendable to use manifest instead of latent variables in psychological research?

In psychology, most of the concepts, theories, ideas etc. of interest refer to latent variables, where a latent variable is one that can't be observed directly. Instead, one has to find a manifest ...
2
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3answers
45 views

What is the appropriate action when using poorly worded scales from previous literature?

I work with questionnaire data and am fairly sensitive to good practice in questionnaire construction. Usually I generate my own, but when I draw on existing literature to use reliably reproduced ...
13
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3answers
379 views

Longitudinal mobile mood tracking app with random reminders

The goal is to take simple measurements of mood using Likert scale over an extended period of time (e.g. two months). I know there is a large number of mobile apps for tracking mood on every ...
2
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3answers
154 views

Is there some hierarchy of the human senses?

What I mean by this is to ask if each of the sensory inputs can be quantified by the amount of information the brain is receiving: For example, Brain says: currently receiving 10 packets of visual ...
20
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2answers
569 views

What is an effective metric of complexity for an Artificial Neural Network?

After asking the question What is the most complex neural network... I realized I don't really have a good metric of "complexity" in a general sense. The simplest measure would likely be count of ...
3
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1answer
31 views

Which ready-made programs can I use for running a preference-rating experiment?

I'd like to run an experiment in which 64 images are presented (1 at a time) and participants rate their preference for the image on a slider scale, and I'm wondering what the best and cheapest way to ...
2
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1answer
19 views

In measuring preferences, is the magnitude of the question wording effect topic-dependent?

I just read that in a survey on legalizing abortions: Responses depended strongly on the question wording. But I have also seen cases where question wording is largely irrelevant. As long as ...
4
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1answer
45 views

What are “Stimulus locked” and “Response locked” in Philiastides & Sajda (2006)

While going through the below-mentioned paper, I came across some plots which were said to be "locked" with reference to either response or stimulus. Does the locking refer to the initiation of the ...
2
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2answers
104 views

How to run “inhibition of return” experiments online?

Are there online platforms for running inhibition of return experiments? I want to analyze different cultural groups and an online platform would be the only way to do so.
3
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1answer
40 views

What percentage of systematic data starts to be considered random

There is a set of 100 different objects in a box. I pull out 99 of them randomly and place them on a table and ask a person to take a look, then I put all objects back into the box. After a short (5 ...
4
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2answers
54 views

Extending a 5 point ordinal scale to 9 points while maintaining comparability

We have a lot of data regarding a 5 point ordinal scale with descriptors for each point like 'very little' to 'very much'. I am worried that this scale will show insufficient variance in a further ...
5
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2answers
719 views

What free scientific measures of Big 5 personality are available?

I'm aware of a few freely available scientific measures of Big 5 personality. IPIP: Ten Item Personality Inventory (TIPI) Questions: What other free scientific Big 5 personality tests are ...
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1answer
89 views

Licensing when using the NEO-FFI instrument

I would like to use the NEO-FFI instrument to measure the Big 5 psychological traits. Is a license needed? Are there any open, free, or public domain Big 5 tests that can be used for no (or ...
7
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1answer
89 views

Is there a metric of the overall excitation of the brain or nervous system?

I'm thinking of a way to describe what's happening to a single channel EEG/MEG sensor output. I've noticed that there is significant difference in the readings from a quiet observations, versus a ...
3
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2answers
171 views

How do personality tests work that require you to choose one of two statement that applies most to you?

There are different kinds of psychometric tests, I think the numerical and verbal ones are fair enough, I can see their usefulness. However, I cannot understand how the 'soft' psychometric tests work ...
7
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1answer
159 views

Why is a lack of response to punishment in adults considered significant in diagnoses?

It seems that a lack of response to punishment is often considered useful in diagnosing conditions or symptoms. A good example of this may be in diagnosing psychopathy, in which a lack of response to ...
3
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1answer
99 views

Is it possible to quantify 'pettiness' in a personality?

Petty is a word that is pretty clearly defined: Not very important or serious Relating to things that are not very important or serious I'm interested in measuring the degree that someone ...
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2answers
271 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
104 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 ...
15
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2answers
2k 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
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1answer
95 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 ...
2
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0answers
70 views

What is the difference between cognitive test batteries like ANAM, CANTAB, Vienna Test etc.?

I would like to measure peak cognitive performance in healthy individuals, for situation awareness, reaction time, visuo-spatial processing etc. I am interested in both within-subject and ...
6
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1answer
70 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 ...
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0answers
23 views

Does anyone know of any single item scales for alertness?

I am looking for a quick and short way to assess participants' alertness, hopefully with a validated single-item measure.
6
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1answer
220 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
votes
1answer
44 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 ...
4
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3answers
83 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
votes
3answers
429 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?
16
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1answer
282 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 ...
6
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1answer
383 views

To what extent is time to complete an intelligence test incorporated into the IQ score?

In this previous question on scoring IQ tests the OP asked about the effect of speed of test, but it was a bit peripheral to the core question. So I thought I'd ask it as a separate question. To ...
6
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1answer
59 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
49 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 ...
3
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0answers
85 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
156 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 ...
8
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2answers
76 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
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2answers
305 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
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1answer
75 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 ...
4
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1answer
137 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 ...
3
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1answer
92 views

Information sampling task

There is a lot of research done on impulsivity trait... Here is detailed wikipedia article: http://en.wikipedia.org/wiki/Impulsivity In adition to that here is one interestiing video of biological ...
7
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2answers
305 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
233 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 ...
6
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0answers
125 views

What is understood about interactions between personality types or traits?

There are several psychological tests based on Jungian typology (e.g., MBTI, Insights & DISC) which extrapolate findings about personality into how those types interact (e.g., interaction styles). ...
4
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3answers
331 views

Just because masturbation doesn't interfere with everyday life, why aren't higher rates considered an addiction?

The common theme in most studies/articles about masturbation is that as long as the act does not interfere with everyday life, it's not considered a problem. However, just because it doesn't ...
5
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1answer
597 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 ...