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.
335
questions
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10 views
Finding percentile ranks for questionnaires and psychometric tests
I am using a Levenson's Self-Report Psychopathy Scale to divide participants into two groups (high v low scores). I have selected participants based on them scoring in the top or bottom 25% of ...
1
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0answers
8 views
Is there a subfield of psychometrics focused not on test questions but “high-resolution” “behavioral” data?
I'm new here but I thought y'all would be the best place to ask.
Is there some research sub-community that studies how to measure psychological constructs and processes when you have high-resolution ...
0
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0answers
26 views
How are the scores of the AIQ-IV interpreted?
I found this pdf of the Aspects of Identity Questionnaire-IV which mentions the scoring for the dimensions of the scale. I am unsure as to what the scores mean once they've been totalled.
Is this ...
3
votes
1answer
38 views
How do I get the “Avoidance and Inflexibility Scale”?
I am working with a smoking cessation app and I want to study the acceptance of smoking behaviour. I found a good paper by Gifford et al. (2004) in which the authors use their own questionnaire called ...
2
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0answers
41 views
Can some one operate 15 points lower during some part of the day and then return to normal?
Few days back I took an IQ test (online mensa norway) and found my IQ score to be 85. I actually had my IQ professionally tested 16 months ago by a psychologist when I was 18, and found out that I am ...
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1answer
28 views
Testing Prefrontal cortex
Is there a test to see if the Prefrontal cortex of someone works normally? especially a simple test like a questionnaire that you give the individuals to fill out and based on their answer you obtain ...
2
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0answers
17 views
Are there scales to measure parental autonomy support from the parents' perspective? (Self-determination theory)
Self-determination theory posits that parental autonomy support (PAS) has myriad benefits for children. All the studies I have been able to find either rate PAS based on observing parents interact ...
1
vote
1answer
44 views
How to measure/predict the difficulty of a conflict?
Question
I want to conduct an experiment and I found that the difficulty of a conflict to resolve could play a factor in this experiment.
I now need an easy way of measuring the potential difficulty ...
2
votes
1answer
28 views
Schwartz Value Survey (SVS)
I am looking for the Schwartz Value Survey (SVS; Schwartz, 1992). I seem to have found a copy here in the appendix of this paper but I'm not quite sure if it is okay to use it the way it is presented, ...
2
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0answers
58 views
is it possible to be severely autistic yet not being “visibly autistic”?
It is common problem for many "mild" (ASD level-1) autistics to be criticized as "you do not look autistic" or some of its variants. Also sometimes seen in social media that moderate autistics (level-...
2
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0answers
12 views
How the percentage of disability is measured in India in case of autism, ADHD, learning disability etc?
How the "percentage" of disability is measured in India in case of cognitive difficulties such as autism, ADHD, learning disability, intellectual disability etc?
1
vote
1answer
28 views
Can General Assessment of Functioning (GAF) be used to measure recovery etc. from all mental health problems?
Can General Assessment of Functioning (GAF) be used to measure recovery etc. from all mental health problems?
I know it's used with 'schizophrenia', but what about things like personality disorders, ...
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0answers
9 views
Question on notation(?) and note taking with regards to writing about standard deviations
I am just getting into watching psych lectures and things online and am taking notes but I have been wondering what the proper/standard way of writing in note form about standard deviations is.
For ...
0
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1answer
43 views
How to determine which scale to use: Nominal vs Interval?
I am currently working on immersion and how it can be quantified. One of the problems I have run into is how to determine which scale to use?
I have performed a literature review but have not ...
0
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0answers
6 views
Special protocol to improve quality of life for chronic patients
I'm working on my thesis and trying to find out if there's any academical or known psychological protocol in European or American countries to improve quality of life for chronic patients.
Any Idea ...
3
votes
2answers
61 views
Is there a list of large-scale, free datasets with psychological variables?
Psychologists are not using large, existing, free data to its potential. We don't know what exists, what it contains, or how to use it without a huge investment. Secondary analysis of large, open ...
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0answers
16 views
How to analyse skin conductance in r studio? [closed]
Anyone knows if skin condutance may be analised by some package in r studio?
I have a signal in txt.file and I need to analyse, however I dont have any tool or software to do this beyond the R.
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0answers
29 views
Why is deltaE not used as a measure of error?
I've recently read a few articles pertaining to visual memory. Most of them (e.g. https://doi.org/10.1167/9.10.7) use the continuous color recall task where they ask participants to recall the color ...
0
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1answer
15 views
What is the distinction between “relationship” and “difference” in behavioural statistics?
Quoting [emphasis added] from D.C. Howell's (2012) Statistical Methods for Psychology, chapter 9 (Correlation and Regression), Pg 252:
Although you should not make too much of the distinction ...
2
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1answer
26 views
When the DEA says a drug is X times more potent than another, what do they mean?
E.g.
Fentanyl is a synthetic opioid that is 80-100 times stronger than morphine.
What does that refer to?
According to https://en.wikipedia.org/wiki/Potency_(pharmacology):
The IUPHAR has ...
0
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0answers
9 views
Efforts to create metrics of understanding and comprehension of some sentence?
Let's assume that S is some sentence (e.g. theorem). Are there efforts to quantify how well some agent (pupil, student, machine agent) understands this sentence S (or some sent of sentences)? E.g., if ...
2
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0answers
15 views
Can frissons provide an accurate metric to gauge emotional intelligence?
This relates to my other post Frissons on demand. As is stated in the abstract of the cited source below (which discusses voluntarily controlled piloerection), the ability correlates with personality ...
0
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1answer
47 views
Impact of pre-college schooling on IQ (WAIS)?
Introduction
I'll give context for my question from personal experience, but then I'll generalize my question so that it's broadly useful.
When I was a child, my mother home schooled me. When I ...
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votes
1answer
23 views
What are the methodological differences between a ‘constructed’ and a ‘standardized’ psychological test?
What are the methodological differences between a ‘constructed’ and a ‘standardized’ psychological test?
This was a question asked in the exam. Kindly help me understand the key differences.
2
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0answers
42 views
How do you encourage participants to pay attention while completing online studies?
I'm conducting research where participants come into a lab and complete a study entirely on a computer (about 10-15 minutes). This means that informed consent, instructions, manipulations, and ...
1
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0answers
10 views
Set of uncorrelated cognitive tests for self quantification and tracking
I self track partly to optimize intelligence and productivity. Cognitive tests are good proxy of both. I tried all the tests in "time of day" experiment at quantified-mind and many seem to test the ...
1
vote
1answer
45 views
What time range between 2 measures for test-retest reliability?
How much time between 2 measurements is needed (at least / at most) to be called test-retest reliability?
Concrete casus:
I am planning a meta-analysis on reliability of various loneliness scales. We ...
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0answers
15 views
Can anyone help me in choosing the suitable statistical analysis for my research?
I have conducted an experimental research last week. The research topic is about Influence of Voice Assistants on Satisfaction, Attitude and Purchase Behaviour.
I had 46 participation in total and 23 ...
1
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0answers
27 views
Is there a specified way to shorten the number of questions in an instrument/questionnaire?
If you have found a fitting instrument that measures your interest and has been validated but is a bit too long, what can you do to shorten it?
Edit:
How do you reduce the number of questions ...
2
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0answers
23 views
Is autism prevalence increasing? [duplicate]
The CDC has been rapidly increasing its estimate of children with autism for years. It's tripled in the past 15 years.
This has lead to a lot of speculation, including dramatic claims like vaccines ...
3
votes
0answers
43 views
How to measure child to adult development quantitatively?
Are there any tests available that could quantify a personal development from child to adult if the development is more or less healthy and is not considered pathological?
I'm absolutely new to the ...
2
votes
2answers
102 views
How is intelligence in children measured?
Intelligence is dependent on mental age and education. So how can an IQ test be performed to check the mental/intellectual capabilities in children?
3
votes
1answer
25 views
Fit a psychometric function when the maximum is not 100% (not because of lapse)
I found that currently the form of psychometric function assumes that the proportion correct lies between 0.5-1 given the range of stimulus level, but how to fit a psychometric function when the ...
1
vote
2answers
138 views
Bounds on skew and kurtosis of IQ
The question of whether IQ is Normally distributed, or instead follows e.g. a Pearson type IV distribution, has been debated since at least the 1910s. The quotient- and deviation-based definitions ...
5
votes
1answer
59 views
Getting useful readings out of GSR sensors while moving?
I'm currently thinking about a project that would involve using a GSR sensor and an Arduino (Probably the Grove GSR Sensor) to measure Stress levels in a person.
It will not be a research project, ...
5
votes
1answer
159 views
Free-to-use parenting style questionnaire
I'm working on a master's thesis in UX design that I might want to turn into a commercial project later on. The subject matter is use of Nonviolent Communication (NVC) in parenting.
For the research ...
1
vote
1answer
27 views
Reference signal when measuring EEG
When performing EEG, a number of electrodes are placed on the scalp to measure the electric potential difference between those locations and a reference. In the unipolar configuration, the reference ...
5
votes
2answers
217 views
How do psychologists ensure they are measuring innate intelligence and not just education?
Certain groups perform worse on IQ tests than other. How do psychologists ensure that those differences aren't purely related to differing levels of education between those groups?
How do we know ...
4
votes
1answer
92 views
What pro- or anti-environmental behaviors are feasible to measure objectively rather than with self-report?
One of the central challenges in understanding pro-environmental behavior is measurement. Currently, most researchers (including myself) lean on self-report of behavior.
I'm looking for a brainstorm. ...
3
votes
2answers
928 views
Help to find the International Trauma Questionnaire (ITQ)
I'm looking for the International Trauma Questionnaire (ITQ) as per ICD-11 proposals, but I can not find it. It was previously called the
ICD-11 Trauma Questionnaire (ICD-TQ). Can someone help me?
3
votes
2answers
333 views
Why don't the Big 5 personality traits have more neutral names?
Lots of different areas of study appropriate common-language terms as jargon words with a specific meaning in the context of that particular field, but the names of the Big 5 personality traits have ...
2
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2answers
440 views
Survey questions to test competitiveness
I'm running an experiment and am suspecting that competitive people may respond differently to experimental treatments compared to non-competitive people.
To determine whether a person has a ...
4
votes
1answer
147 views
How to ask in a survey for emotional vs. rational personality
In a survey I would like to find out the correlation between different factors based on the personal dimension "being more emotional vs. rational".
Are there any known studies with items that could be ...
4
votes
1answer
123 views
Paper discussing economic rationale of IQ-based hiring practices
TL;DR
I'm looking for a paper that explicitly quantifies the ROI an employer would likely derive if personnel selection involved intelligence testing and only those +2 SD in cognitive ability were ...
2
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0answers
44 views
Differences in Cognition, Theory of Mind and their criteria
I´m writing an essay about the ToM in animals. My Problem is that there are a few hints of ToM in animals but there are also some interferences. I tried to set up a conclusion which uses Morgan's Law ...
1
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0answers
40 views
Is there a psychological scale/measurement that can be used to determine how much of a 'victim mentality' the subject has? [closed]
Is there an accepted test/scale/measurement/etc that can be used to measure how much of a 'victim mentality' the subject has?
4
votes
2answers
90 views
What techniques can be used to differentiate between correlation and causation?
Psychology is unique among other medical sciences in that it cannot ask test participants to like, prefer or support something. As such a vast body of psychological studies are purely observational ...
0
votes
1answer
34 views
Cognition of people born by C-section vs born ordinarily?
Has there been any research comparing the cognition of people born via C-section to people born vaginally?
During a vaginal birth, the baby's head is pressured and deforms somewhat in order to make ...
4
votes
2answers
98 views
Reason for Inter-stimulus-Interval in psychology studies
In many of the studies that I have read or participated in, I have seen that they show a blank screen between two stimuli. For example, in a study by Cohen et al. (2017), a training paradigm was used ...
4
votes
2answers
43 views
Classical test theory: Covariance of two variables
I'm stuck with the definition of the Covariance in the classical test theory (CTT) framework:
In CTT it is assumed that for two items:
$X = \tau_x + \epsilon_x$
$E(X) = \tau_x$
$Y = \tau_y + \...
