Questions tagged [measurement]

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.

Filter by
Sorted by
Tagged with
1
vote
0answers
34 views

How effective is assertiveness training?

Has there been empirical research on the effectiveness of assertiveness training? What does it say about its effectiveness?
4
votes
1answer
57 views

Manipulating the difficulty of guessing a correlation

I am trying to generate correlations between random variables (two dimensional) with a defined linear relationship (in the $r$ sense), but with different visual patterns when plotted. I am trying to ...
4
votes
1answer
395 views

Where can I obtain a button box for reaction-time measurements under a Windows OS?

I need a button box / response box to hook up with a laptop computer and Windows Operating System for a reaction time study. A simple box will suffice and I do not need more than two buttons. I need a ...
1
vote
2answers
434 views

How to measure visual salience quantitatively

Salience makes objects pop-up from their surrounding and immediately attract our attention. A salient object in the visual domain would, e.g., be a red dot among white ones. We can sometimes ...
2
votes
0answers
72 views

How can you “time-stamp” data based on a physiological response?

When measuring a particular phenomenon or cognitive state, it is interesting to use multiple measures. This allows you to inspect the similarity and differences of these measures, and serves as an ...
4
votes
1answer
292 views

How does one make a decision between different cognitive tests for the same construct?

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 between-...
-1
votes
2answers
122 views

Human brain v/s computer: speed comparison?

We can't compute (speaking of some of the functions a computer can perform ) as fast as a computer. Where does this shortcoming stem from- working memory or clock frequency perhaps comparable to the ...
7
votes
3answers
230 views

Suggestion for wearable EEG headset

We need wearable EEG headset with raw data output accessible from various platforms. I heard that devices like that have commonly the output encoded and available adapters are designed for one or just ...
1
vote
0answers
28 views

Brain cell temperature [closed]

Given: a brain cell has an average temperature, T. If: perpetual brain activity pattern, X ; has an average conductive resistance, R; Therefore: Could it be rationally assumed that activity ...
1
vote
1answer
56 views

What is the optimal mean correct on a multiple choice test in order to maximise the measurement of individual differences?

What is the optimal mean correct on a multiple choice test item in order to maximise the measurement of individual differences?
12
votes
4answers
3k views

How valid are reaction times collected from online studies?

Online studies promise the possibility of greatly increased numbers of and variability in populations to study, but there are many potential concerns and need for validation, and diving in head first ...
2
votes
0answers
27 views

Self-Perceived Quality of Life based on operation success chance

I heard about this method in a psychology lecture once: let's say that a person has some sort of chronic illness, and they are offered an operation to cure them. Then, the patient is asked about what ...
4
votes
1answer
88 views

Are there any cognitive tests, or test suites, available on the Android?

Are there any cognitive tests, or test suites, available on the Android? I'm thinking something like quantified-mind.com but for android. The closest I've been able to find is Brainturk Brain Training,...
2
votes
0answers
71 views

Can a multiple choice test reliably measure decision making speed?

Are there any studies showing that there is a direct connection (or a lack of a connection) between performance on a speeded, written, multiple choice test, and making quick decisions during a ...
7
votes
1answer
1k views

How to measure stress quantitatively?

I am wondering what the most straightforward way is to measure stress levels objectively and quantitatively *, and specifically, cognitive load. I am open to suggestions, but my understanding is that ...
14
votes
2answers
8k views

What transient factors affect performance on IQ tests?

While performance on intelligence tests aim to measure an underlying relatively stable trait, there are presumably a range of transient factors that could temporarily lower or possibly even raise ...
6
votes
1answer
98 views

Why compare a target group to a control group when population norms are available?

I am reading now many studies about juvenile offending and delinquency, and there are always compared offenders´ results from different tests (for example personality, IQ) with control group. I am ...
2
votes
1answer
105 views

Peer relationships measurement

Is there a method for measuring peer relationships in university students (e.g., a questionnaire)? I am looking for a questionnaire that can be used to asses the level of peer relationship among ...
11
votes
2answers
12k 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 ...
3
votes
2answers
58 views

Is there a term for a measure in which an extremely high or low score is considered bad?

I'm writing up the results of a measure of emotional management, and I'm hypothesising that under- or over-management of emotions leads to negative consequences. I'm looking for a term which ...
1
vote
0answers
34 views

How to interpret strong, significant correlations between dimensions on a measure?

I have been provided datasets from two questionnaires, with the aim of exploring any relationships between the factors measured by one, and factors measured by the other. One questionnaire looks at ...
3
votes
2answers
40 views

Models relating neuron firing to oscillatory dynamics

Many papers published seem to focused on oscillations to characterize synchronisation and communication between different brain areas. For example, this paper from Voytek et. al where communication ...
5
votes
2answers
395 views

Component naming of MEG vs. EEG

My question is why we use P and N for naming positive and negative EEG component(for instance N170 or P100) but for MEG data we use M in both case, I mean M170 and M100 in this example?
9
votes
1answer
1k views

Why are disorders discrete?

Disorders are usually discrete. For example, if you are given a test for, say, ADHD, they are usually only two results "you have ADHD" or "you don't have ADHD". Autism is treated as a spectrum, but ...
11
votes
2answers
567 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, etc)...
5
votes
3answers
839 views

Can anyone provide a modern source for the average college student IQ of 115?

I've read in various places that the average college student IQ is about 115, and the various estimations of IQ by college major reached by converting SAT to IQ all use 115 as the starting point for ...
1
vote
0answers
30 views

What is the relationship with power, justice, and respect?

King has power King are respected (people bow to them) Just king are respected more than unjust king Just laws are respected more than unjust laws. What are the relationship of that? Is respect ...
5
votes
3answers
291 views

Recent psychophysical studies using the “Method of Adjustment”?

The Method of Adjustment, devised by G.T. Fechner, is one of the three classical psychophysical procedures used to examine perceptual performance. It came to fame through early studies of visual ...
3
votes
1answer
285 views

How to build a high sensitivity EEG headset for continual monitoring?

After having a conversation with a couple of the more popular "consumer" level EEG makers such as Versus, I have found that their monitoring abilities are either ...
3
votes
1answer
160 views

How liking and disliking mechanism is developed? [duplicate]

Every one likes different things, places, people, colors, flowers etc. I am interested to know how this mechanism is developed in individuals. If we suppose that it is started from home. Then why ...
2
votes
0answers
147 views

Do ADHD exams necessarily test ADHD or merely ADHD-PI?

I read on reddit and Wiki that the types of ADHD are ADHD-PI (predominantly inattentive), ADHD-C (combined) and ADHD-PH (predominantly hyperactive or impulsive). In a psychological test intended to ...
4
votes
1answer
502 views

Quantifying chromatic adaptations made by the brain

What are the ways one can use to measure the kind of adaptations done by the brain to provide colour constancy? Has this been done before?
2
votes
1answer
980 views

Do online mental age tests have any scientific validity?

If you google for 'mental age calculator', you can find several tests that claim being able to assess your mental age, as opposed to your chronological age. Is 'mental age' a valid scientific ...
5
votes
1answer
107 views

Neurophysiological indications of focus and motivation

Is there any way to detect a subject being focused or highly motivated (assuming that these two states are essentially the same) using any sort of external detection, such as fMRI or EEG? How would ...
5
votes
1answer
69 views

Can we use a scale even if one of the answer levels was not added?

I have a set of 20 participants for a study who were given a 7-point Likert scale that was made incorrectly by a graduate student. The student accidentally did not add the 6th answer level. The scale ...
2
votes
0answers
93 views

How can Bayesian inference improve upon logistic regression in incorporating psychometric data?

In order to estimate probability of default, banks and other financial institutions have often used logistic regression based on data involving credit history. Suppose an entrepreneur or borrower ...
1
vote
0answers
28 views

Is it ok to use test's sensitivity and specificity from other countries? [closed]

I want to calculate likelihood ratios of test scores in clinical psychological assessment setting. In my country, validation studies for many common used tests are missing or information about ...
2
votes
0answers
45 views

Have there been tests used to measure one's perception of how creative something is? [duplicate]

I'm trying to think of ways to 'measure' creativity from an objective standpoint. One way that I can think of is to show multiple different 'creations' to observers and to ask them to rate the ...
22
votes
3answers
13k 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 ...
4
votes
2answers
361 views

How do you analyse visual analogue scales with an ambiguous response?

For example, I might ask participants to complete a visual analogue scale for pain. They would be given a line that is 100mm long, and one end says 0 (No pain) and the other end says 100 (worst ...
5
votes
1answer
85 views

Can rationalization be objectively recognized?

In psychology and logic, rationalization or rationalisation (also known as making excuses[1]) is a defense mechanism in which controversial behaviors or feelings are justified and explained in a ...
1
vote
1answer
90 views

How does one respond to an ADD/ADHD diagnosis of one's self or one's child? [closed]

I read: Is ADHD even a thing? This kind of question can be offensive to some. The same kind of thing can be applied to other conditions: Is depression even a thing? Or are they just ...
3
votes
1answer
6k views

Why would I be asked to count backwards by 3, from 100 in a psychological test?

On an initial mental health consultation with a psychiatric nurse practitioner, I was asked, among many other odd questions, to count backwards by three. 100, 97, 94... This was quite a number of ...
7
votes
1answer
1k views

How can psychometric or behavioural tests be used in banking to evaluate creditworthiness?

Suppose an entrepreneur or borrower with little credit or business history goes to a bank or some financial institution to borrow money. Banks can use, as an alternative to a credit or business ...
6
votes
1answer
191 views

Do people low on agreeableness swear more?

Reading through a scientific report on Big 5 characteristics in everyday life, I found a -.28 correlation for Agreaableness and swearing. http://dingo.sbs.arizona.edu/~mehl/eReprints/EARlensmodelJPSP....
4
votes
1answer
130 views

Taking into account reliability of Raven's Matrices and Self Monitoring tests

I've results of two tests administered to university students: the 18-item true-false version of the Self-Monitoring Scale (Snyder & Gangestad, 1986); the Raven Progressive Matrices Test (John &...
5
votes
1answer
137 views

Correlation between BIS and BAS responses

As a part of my lab experiment, participants had to answer questions for BIS and BAS (BAS reward, drive and fun) scales. The correlation matrix shows that BIS is significantly positively correlated ...
9
votes
2answers
305 views

How do cognitive scientists measure creativity?

Einstein said once something like creativity is more important than intelligence. Intelligence as it is measured is really one's speed and efficiency at processing information. How one processes the ...
3
votes
0answers
49 views

Comparison of assessments of cognitive skills in children

What test is better in terms of its usability and informativeness - WISC-IV (Wechsler Intelligence Scale for Children) or BAS (British Ability Scales)?
4
votes
1answer
893 views

How to interpret intelligence test scores for an individual who has taken a test multiple times in quick succession?

Specific context: A test subject took the same Raven's Standard Progressive Matrices IQ test three times and first scored 115, then 107, and finally 143. The same test was taken three times within 3 ...