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.
399
questions
3
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1answer
3k views
To what extent does AFQT correlate with IQ?
Wikipedia has a pretty non-informative page as to the nature of the (US) Armed Forces Qualification Test (AFQT) as it mostly talks of results ranges etc. What I could descipher from there is it that ...
2
votes
0answers
54 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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0answers
44 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
113 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
36 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
126 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
51 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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0answers
31 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 ...
5
votes
2answers
860 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 ...
4
votes
1answer
709 views
What does it mean statistically for there to be significant differences in average IQ scores between racial groups?
Charles Murray (in his book, "The Bell Curve") reported that there are real differences between the mean IQ scores of different racial groups. He also points out that IQ variation within said groups ...
2
votes
1answer
98 views
What is restriction of range correction formula when you don't know standard deviation of unrestricted group?
What is the restriction of range formula if you don't know the standard deviation of the unrestricted group is?
For instance, you run a selection process, 1st stage is a cognitive ability test and ...
2
votes
1answer
664 views
What are the correlation between the Big 5 (OCEAN) dimensions of personality?
I'm looking for quantitative research on the correlation between the five dimensions in OCEAN psychometric models. Would appreciate any references.
0
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1answer
76 views
Are psychometrics used in the public sector? [closed]
If it is used, how is it used? Where is it used? Which countries are using?
3
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1answer
62 views
The origin of the term "construct" in the cognitive sciences
So, I was just wondering - who can be attributed as originating the idea of a "construct" in psychology? Does the general concept of an epistemic "construct" feed directly into the way the term is ...
2
votes
0answers
35 views
Ability to identify an "average" vs a maximum (or minimum)?
I have a hypothesis that humans are better able to identify the largest (or smallest) in a set of objects, compared to their ability to identify an average object, i.e. the one closest to the mean.
...
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vote
0answers
30 views
How are commercial psychometric instruments or content protected legally? [closed]
I understand the Myers–Briggs Type Indicator (MBTI) is registered.
What are the limitations for individuals and other business wishing to utilise the MBTI without a license to do so.
7
votes
0answers
249 views
Validity of the "Common Factors" perspective
Research and practice in psychotherapy has been deeply influenced by two different approaches:
the Empirically Supported Treatments (ESTs) movement, due to the development of Evidence Based Medicine (...
2
votes
0answers
67 views
Is synchronization between the MRI scanner and the stimulus presentation necessary for every trial?
I'm planning an event-related fMRI-experiment to investigate the difference in processing natural and computer-generated facial emotion expressions.
I've seen a lot of studies that synchronize the ...
2
votes
0answers
59 views
How to implement an incidental processing task without a fMRI-compatible response box?
Background
I'm planning an event-related fMRI-experiment to investigate the difference in processing natural and computer-generated facial emotion expressions. My supervisor and I are discussing ...
4
votes
1answer
71 views
Multiple-stratum intelligence models
My question concerns the mathematics of multiple-stratum models, about which I've not found much that's quantitative, so excuse my inventing my own notation to explain my thoughts.
In models such as ...
3
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0answers
59 views
How do different emotional intensity ratings within a condition influence the comparison across different conditions in an event-related fMRI task?
I'm planning an event-related fMRI-experiment to investigate the difference in processing natural and computer-generated expressions. For this, we recorded videos of 4 different actors posing fearful ...
2
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0answers
388 views
How to prevent falling for Jingle-Jangle fallacies?
What are some ways to avoid the Jingle-Jangle fallacies when it comes to choosing a form of measurement in psychology research?
2
votes
0answers
46 views
Are there dual-process IQ tests?
I mean tests that try to measure system 1 and system 2 performance separately, but more than short lists of trick questions which unfortunately seem to make the bulk of the empirical work in this dual-...
3
votes
1answer
127 views
What is the best unobtrusive and objective method to measure mental workload?
What is the current research/industry standard on measuring mental workload using objective measurements (e.g. EEG, eye-tracking)?
Do you have any suggestions for specific tools and techniques?
Are ...
4
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0answers
131 views
Why do male brains not detect extra "F"
Is there a neuroscience explanation for the behavior in the following experiment? Are there any papers or research conducted to find out why this differentiation happens?
Count the number of ...
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vote
0answers
42 views
Neurogensis in CNS invloves apoptosis of scar cells?
Say there's neurogensis in a brain area that seems to "allow" it, like the Hipocampus, Striatum, and so forth.
Does this neurogensis might be preceded in the apoptosis of scar cells, and then, in the ...
2
votes
1answer
380 views
Calculating brain-part volume percentage?
How is the approximate volume occupied by a brain component calculated?
For example, how would you know the approximate brain volume percentage of both hippocampi or both parts of the striatum, or ...
3
votes
0answers
116 views
How does on one create a circumplex model (multiple answers)?
Given a list of points with arousal and valence rankings, what is the best way of showing them on a circumplex model, given that they are already tagged with 1 out of 7 selected emotions, are they ...
7
votes
0answers
237 views
Accuracy and precision of wearable devices to measure galvanic skin response? [closed]
How accurate and precise are wearable devices to measure galvanic skin response compared to laboratory quality equipment? This discussion includes some details on the accuracy of wrist-based ...
4
votes
1answer
72 views
Name of false answer effect in surveys
I'm looking for research I've read about a well known effect that happens when participants complete a survey, where they do not answer what they think is right, but what they think the researchers ...
5
votes
2answers
134 views
Does sadism correlate with narcissism?
I mean in the general population. I'm aware of proposals/constructs like malignant narcissism but the empirical evidence (in the Wikipedia page at least) is mostly case-based (serial killers and so ...
4
votes
1answer
246 views
How do I stream SMI glasses eye tracker data into MATLAB?
We are planning to use the SMI glasses eye tracker. This eye tracker obtains gaze data and we will use it for pupillometry as a measure of cognitive load.
The only thing I'd like to accomplish is ...
5
votes
1answer
63 views
Advancement to Likert Scale
Likert Scale has been widely in use for more than 80 years (it was published in 1932). However, the limitations of it are well-known:
The space between each choice is possibly not equidistant.
...
9
votes
1answer
353 views
What, if any, objective tests were designed for the assessment of altruism?
In an article by Santacreu et al. (2006) there is a mention of altruism assessment within the framework of the Character Education Inquiry (CEI):
If we return to the first half of the last century, ...
2
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0answers
42 views
Is anyone aware of any cognitive models that appraises interior design preferences?
The goal is to evaluate someone's interior design preference based on some text/image based questions. Can the personality and aesthetic profile extracted from the answers be used as inputs for a ...
3
votes
2answers
198 views
Canonical Literature for "Big 5" Personality Theory
I'm searching for a good reference on "Big 5" personality theory that explains the topic in detail beyond the level of a website. I am hoping to get a pointer to some of the "canonical" literature--i....
4
votes
2answers
6k views
What happens at sampling rates lower or higher that the Nyquist rate?
I do understand that for a signal to be properly sampled, it has to be done on the Nyquist sampling rate. What I do not understand is, what happens at sampling rates lower rate than the Nyquist rate, ...
2
votes
0answers
56 views
Best sensor/wearable to measure ppg and/or gsr [duplicate]
So I'm doing a thesis and need to find the best sensor/wearable that has a open api so I can access the data, that measures gsr (galvanic skin response) and ppg (photoplethysmography).
I've seen a ...
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0answers
41 views
Is there an inventory to measure competence in the workplace?
I'm currently doing a study where I chose to have HR management practitioners view a sample of resumes from applicants, and then have them give a competence score. I'm just not sure what kind of ...
0
votes
1answer
973 views
How to understand what a low score or high score is for a particular measure?
I am trying to use a survey tool to recommend a particular decision. In my case, I am using the Ten-Item Personality Inventory (TIPI; link here: https://gosling.psy.utexas.edu/wp-content/uploads/2014/...
2
votes
1answer
101 views
What is the cause of differences that are too small to see?
Consider two identical pieces of paper.
Scenario 1: On both something is drawn in black ink. If the difference between the areas covered in black ink is sufficiently small, I cannot see the ...
7
votes
2answers
180 views
Accuracy of psychopy keystroke duration measurement
I am using Psychopy and this code for measuring keystroke duration as suggested in this answer for my previous question:
...
7
votes
2answers
716 views
Is there a test that measures gender dysphoria?
Gender dysphoria according to wikipedia is
[T]he distress a person experiences as a result of the sex and gender they were assigned at birth. In these cases, the assigned sex and gender do not ...
6
votes
1answer
430 views
Is a low Emotional Intelligence (EQ) pathological?
A sufficiently low cognitive intelligence is generally considered in society to be inherently pathological, or at least very nearly so. In fact, until recently, a diagnosis of Intellectual Disability (...
2
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0answers
221 views
In I.Q. and Cognitive Tests, What Sequence Patterns Should be Applied?
Nearly every I.Q. and Cognitive test seems to ask questions for the "next item in the sequence". But, there just seems to be so many possibilities, and I can usually find a way that all of the ...
3
votes
1answer
116 views
How do I measure ratio of EEG frequency band for a few electrodes in decibels?
I wanted to calculate the ratio of Theta/Beta ($\Theta$/$\beta$) in decibels for a couple of electrodes in AF3 AF4 and Cz
I was able to get these in microvolts, but would like to convert them to ...
6
votes
1answer
187 views
Which is the most valid/validated scale for diagnosis of Major depression for an Indian population?
I am planning a study of an online intervention for depression in India. We were planning to use Patient Health Questionnaire-9 (PHQ-9) for assessing the depression symptom severity. One of our ...
2
votes
1answer
1k views
Can brain zaps be demonstrated by EEG?
Brain zaps are explained as an electrical buzz in the head and the symptoms occur while withdrawing slowly from an SSRI antidepressant medication.
Is it possible to detect brain zaps by placing EEG ...
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vote
2answers
107 views
Examples of interventions that yield large long term effect sizes in psychology
I was listening to a podcast entitled Very Bad Wizards, hosted by two university academics. One of the hosts, namely David Pizarro who is a psychologist at Cornell made the claim that most ...
5
votes
1answer
574 views
Ambiguity in self-evaluating Likert-scale questions
I am concerned that when Likert-scale type questions are used in self-evaluation questions, the results are ambiguous and would like to know if it's possible to address this ambiguity.
Interpersonal ...
