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.

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18 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 ...
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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 ...
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36 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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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 ...
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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 ...
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38 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 ...
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1answer
26 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, ...
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55 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-...
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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?
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27 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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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 ...
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42 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 ...
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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 ...
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58 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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15 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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28 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 ...
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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 ...
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25 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 ...
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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 ...
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14 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 ...
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1answer
46 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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22 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.
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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 ...
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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 ...
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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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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 ...
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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 ...
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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 ...
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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 ...
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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?
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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 ...
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2answers
134 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 ...
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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, ...
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1answer
135 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 ...
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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 ...
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198 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 ...
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1answer
91 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. ...
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2answers
901 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?
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2answers
322 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 ...
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2answers
406 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 ...
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1answer
143 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 ...
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1answer
122 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 ...
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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 ...
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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?
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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 ...
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1answer
33 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 ...
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2answers
97 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 ...
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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 + \...
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29 views

Participant compensation and engagement in online studies

In research studies, it is common to compensate the participant for their time/effort by giving them monetary compensation. Is there any research on whether the amount someone is paid for ...
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372 views

How do you randomize within a Qualtrics form without breaking timing?

My current survey has a number of blocks. Each of those blocks contains a bunch of questions, each on their own page with a page break, and each with an associated timing question to limit time spent ...