Questions tagged [methodology]

For questions about experimental and theoretical methods, procedures, and tools used while conducting research in the cognitive sciences.

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21 views

Has Natural Language Processing been used to evaluate case studies?

To illustrate, the adult attachment interview examines attitudes towards attachment figures in adults. Waters & Waters(2006) state that using attachment interview is costly and time-consuming. One ...
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Which function to use for fitting learning curves?

Background I am fitting learning curves for cochlear implant (CI) users. These folks get a CI, and then need to start learning to understand speech again. They keep on improving for years. Along the ...
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Is there a term for a situation when questions in an anonymous survey may alienate the answers of the survey?

A friend was complaining to me the other day about a anonymous survey that they started to answer online which made them feel as if the survey was making negative presumptions about them which led to ...
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Stimulus design for fMRI experiment (face images)

I'm a cognitive neuroscience student designing a functional magnetic resonance imaging (fMRI) experiment based on the Flashed Face Distortion Effect (https://vimeo.com/27138942). The goal of the ...
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How exactly should the items in the MEC-SPQ be rotated?

citing from the usage instructions of https://academic.csuohio.edu/kneuendorf/frames/MECFull.pdf "The MEC-SPQ was designed for immediate assignment after media exposure. Starting with ...
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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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1answer
29 views

Principles of grouping neurons

This is an overview question. I wonder which principles of grouping neurons into higher units are there, and which principles I have overseen. neurotransmitter systems: all neurons that release or ...
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27 views

Psychological Diagnostic Test

Can a person sway the results of their Psychiatric diagnosis test? Say a person has a mental illness that is more serious that they want to accept, if they know enough about Psychology, can they gear ...
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92 views

Terror management theory: Is this a valid conclusion based on the conducted experiment?

I am currently reading the book ‘The Worm at the Core: On the Role of Death in Life’. I have to say that I am a bit skeptical about many of the statements posed, and I’m trying to identify why that is,...
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Zimbardo’s Stanford prison experiment with women

In the (in)famous experiment by psychologist Zimbardo at Stanford, also called the Stanford Prison Experiment, my understanding is that only males were selected. Is there any other analogous ...
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48 views

How can we eliminate the effect of psychiatric medication on neuropsychological research with schizophrenic patients?

It is delicate to conduct studies with schizophrenic patients, considering that the results may be altered by the medication factor. What strategies should be used to counteract this effect?
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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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Correlation used as explanatory device in ''The neuroscience of Intelligence'

I am currently reading Dr. Richard Haier's book The Neuroscience of Intelligence. I have a base knowledge of statistics, but I am confused about the following extract from page 80 (chapter 2.4): ...
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How can one detect ACC, PCC or any other medial cortical activity with MEG or EEG if it's inside the brain?

Been reading some research involving various brain imaging techniques and it's not my strong point. Really, if the electrodes or SQUIDS measure surface activity, how does one measure what's going on ...
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Excluding psychometry and interview methods, is there any physical or molecular method that can confirm mild autism?

ASD is a set of very much heterogeneous symptoms with some common characteristics like lack of eye contact, lack of social guesswork, difficulty in learning unwritten social norms or conventions, ...
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Methods to find patterns or correlations in MEA spike trains

I am looking for methods currently used to analyze micro-electrode arrays spike trains and figure out patterns, as repeated sequences of activation or spacial correlations. I know about ISI ...
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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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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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May somebody use oddball paradigm solely for psychophysical studies?

I'm an undergraduate linguistics student with a strong interest in cognitive psychology of visual attention. Nowadays, I'm studying on an undergraduate research project in which I'm planning to use ...
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Averaging features in NetStation

Does anyone know any resources on how to look at the averages of first and the second part of an ERP experiment?
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Books on Statistics in R for behavioral data analysis

Are there any statistics books geared towards teaching behavioral data analysis especially in psycholinguistics?
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44 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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120 views

correction for multiple comparison over many ROIs

I would like to know how to correct a p value of a stiatistic when the same test was run over multiple regions of interest. The modality is MEG. So, I have 4 Regions Of Interests, and I ran the same ...
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Does anyone have R code for analyzing skin conductance data?

Similar question here Open-source software for analyzing Electrodermal activity But with no R code answers provided, and the online EDA explorer appears to be unavailable now. I am looking for code ...
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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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17 views

What speaker is commonly used for low-latency audio stimulation

We need to purchase a new speaker for audio ERP study, so the sound should be played in lowest possible latency with lowest possible jitter. I have seen quite a few suggestion on the OS/driver/sound ...
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33 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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1answer
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How to control subject's response bias in 2-interval force choice task

I am using a two-interval force choice (2IFC) task to estimate detection threshold and choose an appropriate signal level for my following experiment, by estimating sensitivity ($d'$) for each signal ...
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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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1answer
63 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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How to answer questions that don't seem to be possible to be answered on a Strongly disagree - Strongly agree scale and what's their point?

I'm continuously being perplexed by psychological tests that display a lot of questions that don't seem to be able to be answered in a simplistic ways, but nevertheless simplistic answers are demanded....
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How to crowdsource behaviour across > 100.000 humans while each human only solves a very short task (< 10 sec)

I'd like to carry out a behavioural experiment that involves humans classifying a very simple image into one of two classes and there is no right or wrong answer. For the question of the study it is ...
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66 views

Confidence rating in cognitive experiments

Does a confidence rating included in a post task measure the likelihood of correctness to the answer or likelihood of occurrence of an event. To give an example: participants are given a picture of ...
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66 views

Recommended resources (journals, blogs, etc) for nurturing a background of statistical/methodological rigour in behavioural science research?

Background : There seems to considerable debate regarding the output of psychological research lacking a) appropriate, rigourous statistical treatment of data b) replicability As a second year ...
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What's the best way to calculate an index score based on reaction time, variance and accuracy?

Say I have a go/no-go task and my output data includes 3 parameters: average reaction time, variance of reaction time, and number of errors. I want to composite all of the parameters into a single ...
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Is it okay to use “fixed number of factors” in EFA after contradicting results from MAP test and eigenvalues?

I need help with my data analysis. I am using a non-validated translated questionnaire in my survey. The purpose of it is not to validate the measure in a different language and its construct validity,...
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What is the difference between mathematical psychology and quantitative psychology? [closed]

Upon researching this question I realized that there are many graduate programs in quantitative psychology, but not too many for mathematical psychology. If you know of any universities that offer ...
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1answer
330 views

How to report a quasi-experiment in APA?

As one reads the psychology literature (e.g. social psychology), it seems to me, and I hope I'm not wrong, that such a discipline is highly dependent on quasi experiments (correct me if I'm wrong ...
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167 views

How to design psychology tests for concept formation?

I've read many papers on concepts, but their tests are sparsely described or abstractly mentioned. I want to test for classic, prototype and exemplar theories. How do you approach the problem? Some ...
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Timing accuracy in presentation of videos with different frame rates (with COGENT)

For our fMRI study we want to present videos of 3 seconds duration. The videos have different frame rates: 48 videos were recorded with 50 fps 16 videos were recorded with 25fps 64 videos were ...
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Somatosensory evoked potentials

I am wondering what the best EEG recording montage is to use for recording of electrically evoked somatosensory evoked potentials after median nerve stimulation?
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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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193 views

In general, how does one resolve two competing theories in Psychology?

In looking at a post on twitter from a somewhat well-known psychologist Tal Yarkoni, he references a paper which lists multiple sets of competing theories in Psychology that have not been resolved. ...
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247 views

Raven Progressive Matrix: why's my chosen square wrong?

Source: Intelligence and How to Get It: Why Schools and Cultures Count (2009). pp. 7-8.   The example that the problem-solver must follow is set up by the two figures in the top row of the left panel....
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398 views

What does fMRI data look like after pre-processing?

I wish to know what fMRI data looks like after preprocessing. My Understanding My understanding is that fMRI is MRI in time dimension that is we have repeated scans of brain volume. A voxel is a ...
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567 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 ...
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How do Terence Tao's “three stages of rigorousness” relate to cognitive science?

This is an excerpt from There’s more to mathematics than rigour and proofs of Terrence Tao: The “pre-rigorous” stage, in which mathematics is taught in an informal, intuitive manner, based on ...
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139 views

Is it recommendable to put participants in different conditions across trials?

In a pilot study we want to give participants 3 different problems. Those come in two versions, one (supposedly) easier than the other. Participants will randomly be assigned one version of the ...
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Should I look at the data of an experiment before the dataset is complete?

For a research internship I am running psychological experiments online. As it takes a while until the experiment is done (meaning that enough people participated, so that a sufficient sample size is ...
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42 views

How can I take the Token Test?

I want to take the Token Test Is there some website where I can take the test for free? Alternatively, is there some simple guide to how the test works so I can re-create it?

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