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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Testing for malingering

Psychiatrists and psychologists are often tasked with assessing a criminal defendant's competency to stand trial or his capacity for criminal responsibility. What objective tests are useful for ...
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1answer
16 views

Is there a psychometric tool for measuring the difficulty of mental activities?

It is often stated that Alzheimer's disease can be prevented to some extent when a person engages more often in challenging mental activities ...
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1answer
47 views

What tools are available for EEG analysis on the R platform?

I'm starting some EEG studies on attention, and would really like to use R for preprocessing (filtering/artifact rejection), visualization, and analysis, but I can find very little in the way of ...
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0answers
22 views

Where do spatial dimensions enter in single compartment neuronal models?

I am trying to understand how the length and diameter of a compartment are specified. For example, in the Hodgkin–Huxley model, we only have conductances specified in $\rm mS/cm^2$. How do you specify ...
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0answers
34 views

What are the average raw scores, and standard deviations for the WAIS-IV subtests?

What are the average raw scores, and standard deviations for the WAIS-IV subtests (scores are normalized)? For example, the digit symbol task gives you 120 seconds to substitute as many digits for ...
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2answers
95 views

Are Rorschach (inkblot) tests still used as a diagnostic tool?

Are Rorschach tests still used as a diagnostic tool today, or are they just a relic from the 60's? If they are still in use, what sort of information do they provide?
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74 views

does getting top marks and ranks in school or college make one intelligent?

Please do not discuses about IQ tests that have problems like: 2,4,8,16,... what is the next number? having the answer as 32, because one can relate any number of random numbers mathematically*! When ...
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4answers
57 views

Best way to capture effect of making people upset?

I am an undergrad, I am planning to do some research to see how much I enjoy it before I apply for grad programs. I am researching the effects of a certain characteristic of a presenter making people ...
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2answers
85 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 ...
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1answer
76 views

Can the neuronal firing rate be increased through medication/diet?

My rudimentary understanding of the neuronal firing rate is that it varies person to person, and neuron to neuron. So any specific number for a firing rate would be specific to the test subject and ...
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1answer
195 views

Is there any standardized test / questionnaire to measure frustration?

I'm looking for a well-established standardized test to measure frustration (level) of humans. Is there such an instrument? I'm looking for a relatively short test that assesses frustration level at ...
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2answers
47 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? ...
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2answers
46 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 ...
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1answer
40 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 ...
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1answer
77 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 ...
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1answer
58 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. ...
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1answer
37 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.)
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3answers
111 views

Is there a method to count objects without a pattern?

Is there a method in mnemonics to quickly find out the number of objects in, for example, a heap of tooth picks. There is this scene in the movie Rain Man, where the autistic protagonist can tell the ...
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1answer
435 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?
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1answer
39 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 ...
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3answers
127 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
23 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 ...
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3answers
53 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 ...
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3answers
222 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 ...
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1answer
23 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 ...
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1answer
85 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 ...
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3answers
134 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.
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1answer
40 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 ...
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2answers
189 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 ...
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1answer
41 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 ...
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1answer
213 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 ...
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2answers
74 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 ...
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2answers
218 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 ...
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471 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 ...
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124 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 ...
3
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1answer
96 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 ...
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0answers
29 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
78 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 ...
2
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1answer
121 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 ...
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1answer
104 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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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 ...
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1answer
306 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 ...
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3answers
527 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?
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3answers
106 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. ...
6
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1answer
716 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 ...
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2answers
92 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 ...
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 ...
5
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1answer
86 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
173 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 ...
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376 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 ...