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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2 views

How can we measure the levels of Frustration?

Any technique or Matrix or Questionnaires, Qualitative or Quantitative Analysis
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How to add fixation cross on grey screen using psychopy? [closed]

I want to insert the placeholders "welcome text", "instruction text", "fixation cross" and "thank you text" on the grey screen. The black fixation cross appears in the middle of the screen for a ...
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1answer
29 views

Calculating Significantly Above Chance for 3-AFC Test

I am trying to figure out which participants who took a 18-item multiple choice test scored significantly above chance. Each item has 3 choices, so the probability of getting each question correct is ...
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Offical studies/papers of relationship evaluation in mobile apps

There is this heise article https://www.heise.de/ct/artikel/Die-Psycho-Tricks-der-App-Entwickler-4547123.html (unfortunatley in German) talking about manipulative mechanisms in mobile apps. He is ...
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How to measure awareness of a concept continuously after Ps received more information?

I am trying to measure whether Ps range awareness (IV; being aware about the actual range of an electric car and connected charging infrastructure and knowing that people commonly underestimate these) ...
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1answer
55 views

Equalize/balance brightness and saturation of different colors using RGB (across various monitors)

We want to present different colors to participants in an online experiment (in an HTML/CSS-based application, hence we'll use RGB values). More in specific, we ...
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Why are the sensations from different senses perceived joint? [duplicate]

Why are all the sensations from different senses all perceived joint and not everyone separately? Obviously, all the sensations are in the same physical classical system, if not, when we die, ...
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What psychological methods exist for dealing with uncertainty?

Curious in finding out if there have been any psychological studies done on uncertainty & what the results of those studies have been. Have there been any frameworks or methodologies on combating ...
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Newbie Question: Can someone explain Dunning and Kruger's results?

I think I understand the Dunning Kruger effect: assessing our ability in a certain field, requires the meta cognitive skills that competence in that field brings, so without these skills we tend to ...
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1answer
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Has the Open-Source Psychometrics Project been well received by the community?

I am not a psychologist/psychology student, but I've just recently discovered the Open-Source Psychometrics Project, and I think it's great. To my untrained eyes, it seems like they have solid ...
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Why does an image seem smaller through a pinhole when viewing with human eye

I was chewing gum when I took the Trident gum wrapper and rolled it into an open cylinder with a diameter of about 1.5mm (give or take 0.15mm). When I look through the gum wrapper (I have to put it ...
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Whole brain death diagnosis and false positive

In view of the increasing need for organ transplants( possibly because of the greater ability of the surgeons and physicians to both execute the transplant, prevent a rejection, and/or diagnose the ...
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Can willpower be trained?

Is willpower a well defined psychological concept? If yes, can it be trained? Clearly we can train willpower for some certain case, such as long distance running by say, distracting and ...
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Is there a relation between the nature of a leisure activity and the time required to feel satiated with it?

Is there a relation between the nature of a leisure activity and the time required to feel satiated? When you're doing some leisure activity, there is a point you feel you have had enough of it for ...
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What is the meaning of “strongly” in a Likert test?

Likert-scale questionnaires/tests tend to include the following options: Strongly agree Agree Neither agree nor disagree (sometimes included) Disagree Strongly disagree I have been looking for a ...
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Is AFQT geared towards estimating crystallized intelligence?

In a few papers I have read claims that AFQT is geared largely (mostly?) towards measuring crystallized intelligence. However, https://study.com/academy/popular/difference-between-the-asvab-afqt....
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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 ...
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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 ...
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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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1answer
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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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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
33 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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1answer
52 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
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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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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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1answer
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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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1answer
18 views

What is the notation about group differences in terms 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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1answer
49 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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2answers
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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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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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1answer
43 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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1answer
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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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1answer
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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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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
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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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1answer
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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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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
47 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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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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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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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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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
105 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
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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
198 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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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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