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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1answer
556 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
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1answer
96 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 ...
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2answers
164 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: ...
6
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2answers
635 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
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1answer
388 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 (...
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0answers
189 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
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1answer
106 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
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1answer
172 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 ...
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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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2answers
105 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
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1answer
396 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 ...
3
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0answers
53 views

Which filter should be applied to the EEG signal for the stress stimulus? [closed]

I am a student in electrical and electronics engineering. I just started working with EEG. I perform a stress test on subjects and record EEG activities with a 5-sensor headset. I use Matlab for ...
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2answers
131 views

Does the peripheral nervous system processes information like central neurons do?

Neural coding deals with the problem on how neurons or a network of neurons processes a stimulus and creates a response in form of electrical action potentials. Information then might be encoded in ...
3
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1answer
5k views

How to measure and quantify concentration or focus?

How can we measure and quantify concentration or focus? For example, if I were to say: "If you do Activity X while using Y, you will be more concentrated than if you were using Z" How can I ...
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0answers
36 views

Inter-subject signal sensitivity estimation?

Factor loading background I am using paired comparison methods to estimate estimate respondents’ sensitivity to distinctions in words used to characterize the construct of agreeableness. (e.g, ...
4
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2answers
164 views

Are there any tests for one's belief or philosophy?

I know of the varying types of personality tests and I find them interesting (specifically HEXACO due to it having multiple facets to expand its 6 main factors and I believe it is open-source or free ...
4
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1answer
68 views

Understanding a negative correlation between Pc and signal strength

When I present two signals in paired comparison and ask the respondent to select the stronger signal in the pair, I find that it is the signal strength of the second signal that more so determines ...
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2answers
2k views

What does it mean for there to be more variance within groups than between groups in IQ?

I was watching a short YouTube video that comments on the validity of IQ. That video contains the following claim (verbatim): "You know nothing about a person's intelligence on the basis of his or ...
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3answers
524 views

Freeware for measuring keystroke duration

I am searching for freeware to measure the duration of a keystroke or mouse-click, both would work. Does anyone have an idea? Matlab toolboxes are, unfortunately, of no use to me.
5
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1answer
82 views

Is there anything comparable to the IPIP for IO psychology, work psychology and the like?

The International Personality Item Pool is a public domain collection of over 3000 items and 250 scales. Is there anything comparable for work psychology and the like?
3
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1answer
2k views

Where should I place a reference electrode?

This site gives basics of how to place electrodes for action potential recording. What I understand is that in order to get better signal, the reference electrode must be placed where there is minimum ...
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1answer
46 views

identifying scale of measurement for the dependent variable [closed]

I am doing a research study on short-term memory. My research study will be whether gender has an impact on short term memory for college students. I need help identifying the scale of measurement for ...
7
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1answer
86 views

Is there a standardised questionnaire measuring tendency to think emotionally versus logically?

I want to conduct a research on the effect of emotions on decision. It is about the role of affective and cognitive processes in making a decision. I want to know if an individual relies more on ...
4
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1answer
289 views

At what time in a psychophysical test are catch trials preferably presented?

I am designing a tone-in-noise detection task (specifically a high frequency N0Spi task). For various reasons I need to use a yes-no paradigm and the method of constant stimuli. I am severely limited ...
3
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1answer
46 views

How to record mouse-pointer fixations? [closed]

I'm planning an experiment in which participants will respond to a stimulus by using a mouse to click somewhere on a computer screen. I'm interested in analyzing the strategies participants use to ...
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2answers
107 views

What are ways to assess employability of workers?

Employability is typically defined as the continuous fulfilling, acquiring or creating of work through the optimal use of competences. (Van der Heijde & Van der Heijden, 2006) One's ...
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1answer
66 views

What software to use for psychology questionnaire?

I'm doing a schoolwork about Spiral Dynamics and last part is doing practical research and everything is completed except we yet didnt found any digital platform with which we can conduct our research....
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1answer
39 views

What is the voltage that an intracortical electrode is expected to receive?

When a neuron fires, an action potential of about 100 mV is generated. An electrode measuring brain activity will record several hundreds neurons at a time. How much voltage an electrode directly in ...
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0answers
53 views

How to assess the rationality of real-life decisions?

I am looking for scales that measure the extent to which the process by which a person arrived at a real-life decision conformed to the principles of decision theory. I am specifically interested in ...
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0answers
32 views

Are there any approaches to measuring “physical”/“neurophysiological” aspects of one's intellectual tone/state of fluid intelligence?

Is it possible to measure/approximate/estimate intelligence with a physiological metric? What I mean is, if I put it correctly: to measure/estimate short-term memory capacity/long-term memory ...
3
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2answers
58 views

How long does it take to decide for an multiple choice option with increasing number of choices?

I am trying to estimate the duration of an empirical experiment. In that experiment, the participant has to progress through as many trials as possible, and every trial is a simple multiple choice ...
2
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1answer
1k views

What is the difference between facets and factors?

I am wondering whether there is a difference between factors and facets. Concretely, I am doing a research about transformational leadership. My questionnaire has 8 factors which is based on a ...
3
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0answers
202 views

Exercise and physical activity questionnaire

I'm wondering if there exists a validated questionnaire designed to assess the duration/intensity/type of physical activity someone has taken part in over the past 1-3 days? I've seen many ...
4
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1answer
86 views

Rationale behind an “all-or-nothing” design for a test for the purposes of diagnosis and epidemology

In the Autism-Spectrum Quotient test, the subject is confronted with fifty statements such as: I don’t particularly enjoy reading fiction. I prefer to do things the same way over and over again. and ...
2
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0answers
21 views

How do psychometric employee screening tests work and how can students tackle them? [closed]

I've given several psychometric tests for various companies without giving it a second thought but now that I think about it, it seems quite deep and fascinating. I'd like to understand, if anyone ...
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0answers
19 views

Scales in Oral vs. Paper Surveys

I am designing a survey that will have to be administered over the phone. While I have used 7-point Likerts on many occasions, saying "On a scale of one to seven" out loud makes it seem, suddenly, ...
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0answers
37 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
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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 ...
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2answers
473 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 ...
4
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1answer
505 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 ...
2
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0answers
77 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 ...
2
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1answer
53 views

What are shortcomings of query bases tools for measuring Situation Awareness?

A review compared many different ways for assessing Situation Awareness (SA), such as query based tools, external observers and self-report tools. The paper argues that query based tools, such as the ...
2
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0answers
106 views

What is the relationship between a strong work ethic and an honest reputation and individual success?

We're all being constantly told that strong work ethics, honestly reputation and all similar things is the key and the only key to success. But observation of success of certain politicians, marketing ...
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2answers
134 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 ...
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1answer
59 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?
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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 ...
2
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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 ...
2
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0answers
74 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
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1answer
2k 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 ...
3
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1answer
29 views

Does work exist on relative valuations versus numeric valuations?

I've been trying to use Google Scholar to find something on this issue, but I fear I may not have found anything due to using incorrect terms. I am looking for any work which looks at rating systems ...

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