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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3
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2answers
163 views

List of affective states for a study?

I am putting together a study that attempts to assess whether people assign particular affective or emotional states to images--specifically, animated GIFs. Is there a "standard" list of emotional ...
2
votes
2answers
82 views

How many trials are needed to estimate a response time distribution?

I want to estimate the properties of a response time distribution (mean, variance, tail-length) for individual subjects. How many samples (trials) do I need to collect to get reliable estimates? ...
2
votes
1answer
73 views

How to assign numbers to response options on a bipolar scale?

Does it matter which one of the three scales we use: A, B, or C in the attached questionnaire? Each one will have a different interpretation of the data. Please advise how should we analyze the ...
0
votes
2answers
59 views

What is a good measure of self-regulation?

Is there self-regulation or self monitoring test. I am interested in measuring why people are not commited to their goals (quit smoking, dieting etc) so you can suggest another measure instead of ...
6
votes
2answers
135 views

What is the null hypothesis, when there is no research hypothesis?

(a) Apples grow to different sizes, from small to average and large. Farmers want large apples. (b) There is this rare bug, the apple bark bug, which lives in the bark of apple trees. Due to its ...
3
votes
1answer
126 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 ...
2
votes
1answer
66 views

Getting analysis of changes in MY brain upon cannabis consumption [closed]

I want to know if/how my brain differs from other brains. I'm also interested in knowing exactly how my brain changes when I smoke marijuana, as it is claimed that it affects individuals differently. ...
4
votes
1answer
214 views

How to measure change in emotional responses when pre and post tests use different measures?

My research is to evaluate change of emotional responses of participants, after performing two types of game activities. Two groups of participants, Group A and Group B, will be assigned to Activity A ...
3
votes
1answer
115 views

Psychometric information on IPIP representation of NEO facets

The IPIP (International Personality Item Pool) website provides a copy of the IPIP representation of the NEO 30 facet form. It also provides some information comparing IPIP NEO with official NEO. ...
5
votes
1answer
63 views

Binocular rivalry in animals?

Are there any experiments on binocular rivalry in animals? (In humans, brain responses to Rubin's vase are for example well studied.)
-2
votes
1answer
2k views

How to calculate IQ from bhatia battery test?

How to find out IQ from bhatia battery test? Suppose time for each of the 5 subtests is noted down. What are the steps to reach at an IQ value from here?
2
votes
0answers
31 views

What is the estimated cost of validating a psychometric test?

I had a conversation with my colleague about the estimated cost for validating a psychometric test (e.g., personality test in I/O psychology) How many people should be included and what are they job ...
2
votes
3answers
165 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.
1
vote
1answer
71 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
votes
3answers
180 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 ...
17
votes
2answers
6k 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 ...
1
vote
2answers
320 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 ...
8
votes
2answers
848 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
votes
3answers
65 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
votes
3answers
525 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 ...
22
votes
2answers
860 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
votes
1answer
44 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
votes
1answer
26 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
votes
1answer
206 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 ...
3
votes
1answer
46 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
votes
2answers
84 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 ...
6
votes
2answers
2k 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 ...
1
vote
1answer
596 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 ...
8
votes
1answer
94 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 ...
7
votes
1answer
166 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
votes
1answer
114 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 ...
10
votes
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
votes
2answers
149 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 ...
16
votes
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
141 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
82 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
463 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
46 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
votes
3answers
126 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
686 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
votes
1answer
323 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
votes
1answer
1k 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 ...
7
votes
1answer
76 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
votes
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
votes
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
votes
1answer
172 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
votes
2answers
126 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
549 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
93 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
votes
1answer
258 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 ...