Skip to main content

Questions tagged [methodology]

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

Filter by
Sorted by
Tagged with
1 vote
1 answer
47 views

What is the best way to reduce measurement biases when studying topics that can evoke insecurity?

I'm interested in measurement biases relating to self reporting in surveys. To add more context: Under some circumstances, people have been known to add a positive spin when surveyed regarding goals ...
4 votes
1 answer
99 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 ...
1 vote
1 answer
43 views

Does having wrong answers available while studying distract the mind from the correct answer? [closed]

I am studying for a big exam which will include 100 out of the 300 questions I was given as material for the exam. They are the exact questions that will be used on the exam, including answer choices. ...
6 votes
2 answers
106 views

Does the International Affective Picture System (IAPS) contain weapon stimuli?

I'm looking to use the IAPS for my research, but I specifically need to use images of/or containing weapons. Does anyone know if IAPS has any such stimuli, and, if so, roughly how many?
1 vote
0 answers
61 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 ...
0 votes
1 answer
169 views

Measuring emotion [closed]

I'm doing a quasi-experiment for an assignment, and the dependent variable is emotional response. FMRI is not a feasible option, so is there another good and reliable way to measure emotion without ...
2 votes
1 answer
3k 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 votes
2 answers
28k views

How is doing a manipulation check different from doing the analysis on the main dependent variable?

How is doing a so-called manipulation check (i.e. checking to see whether the different groups actually differ for different levels of the independent variable) different from doing - as a main ...
9 votes
1 answer
20k views

What is the difference between RR-intervals and NN-intervals in HRV-data?

Heart rate variability (HRV) is often used as a measure of the sympathetic nervous system. One way to quantify HRV is by calculating the Inter-beat interval (IBI), also referred to as the RR-interval. ...
2 votes
1 answer
49 views

Two time points, control and experimental groups: What design is it? [closed]

I managed to get myself confused on this one. So I am planning to conduct an experiment within an organization. I want to explore effects of recognition on people's motivation. Recognition will be in ...
1 vote
0 answers
43 views

How effective is assertiveness training?

Has there been empirical research on the effectiveness of assertiveness training? What does it say about its effectiveness?
6 votes
1 answer
598 views

Physiology behind EEG measurements

Many questions were asked about general procedures of Electroencephalography (EEG), which were phrased in a rather specific context. Not only were these questions hard to find, they might also be ...
1 vote
1 answer
2k views

How to generate ipsative scores from a test with normative Likert-type items?

Some constructs in psychology are sometimes conceptualised ipsatively. I.e., where the sum of the scales adds up to a constant (e.g., personal values; coping styles). The aim of such measures is often ...
4 votes
1 answer
940 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 ...
1 vote
2 answers
608 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 ...
6 votes
1 answer
716 views

Button box for a reaction time study on OS X

I am running a language production study, and I want to collect reaction times. I am considering getting a button box, because I understand that my laptop (macbook pro) keyboard is not precise enough ...
2 votes
0 answers
87 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 ...
5 votes
1 answer
278 views

How to analyze event-related fMRI data with missing fMRI trigger in logfile?

I have the following problem: we conducted an event-related fMRI experiment using Presentation software to display the experiment. Usually each fMRI pulse/scan is logged in the presentation log file ...
4 votes
1 answer
319 views

How does one make a decision between different cognitive tests for the same construct?

I would like to measure peak cognitive performance in healthy individuals, for situation awareness, reaction time, visuo-spatial processing etc. I am interested in both within-subject and between-...
2 votes
1 answer
195 views

Nobel Prize in Cognitive Science [closed]

What is the highest award for rewarding someone in cognitive sciences research/applications?
2 votes
0 answers
54 views

Short validated measure of cognitive ability suitable for online experiment on the effect of emotion on ability test performance [closed]

I am currently writing my dissertation which will examine the impact of emotion on cognitive ability. I plan to use two test groups to test my hypothesis, one which is primed to feel happy the other ...
13 votes
4 answers
5k views

How valid are reaction times collected from online studies?

Online studies promise the possibility of greatly increased numbers of and variability in populations to study, but there are many potential concerns and need for validation, and diving in head first ...
8 votes
2 answers
3k views

Differential equations in psychology [duplicate]

I am wondering (and searching with no success) if there are any examples of differential equations in psychology? I mean, no tutorial explaining what is differenetial equations or even partial ...
2 votes
0 answers
156 views

EEG electrode cluster selection

Is there a good review paper on electrode selection in EEG analysis to avoid the problem of double dipping (Kilner, 2013)? This is a well documented issue in neuroimaging (Kriegeskorte et al, 2009; ...
6 votes
1 answer
109 views

Why compare a target group to a control group when population norms are available?

I am reading now many studies about juvenile offending and delinquency, and there are always compared offenders´ results from different tests (for example personality, IQ) with control group. I am ...
5 votes
1 answer
464 views

In what order do you preprocess EEG data?

I am fairly new to EEG research and I am unsure what the best ordering is for preprocessing data. Do you correct for baseline and filter the data before you go on with artifact rejection/correction, ...
2 votes
0 answers
51 views

How to intelligently resolve WinTabMex error in Psychtoolbox on Windows 7?

While piloting a task in psychtoolbox and exiting via (ctrl-c --> sca), I receive this error: Error using WinTabMex Tried to initialize WinTab, but it is already initialized! Call code 1 (...
1 vote
0 answers
34 views

Creating non-linear neuron model from linear and actual rates

In "Theoretical Neuroscience" by Dayan and Abbott, section 2.2 "Estimating Firing Rates", it describes how by using a linear model in combination with averaged experimental firing rates you can ...
3 votes
1 answer
71 views

Ground a student survey in academic literature

I'm planning to do a survey with students (age around 16) with questions/answer-possibilities that have been 'proven' to be significant indicators of student success/good grades. So, I'm not really ...
2 votes
1 answer
115 views

Self-study guide for translating a psychological scale

I am conducting research on Arab homosexual men. I want to translate to Arabic and validate psychological scales like scales for gender dysphoria, internalized homophobia scales ..etc first, How to ...
6 votes
1 answer
5k views

What is a "delayed match-to-sample task"?

This question talked about how a "delayed match-to-sample task" can be used to measure an animal's working memory. What is a delayed match-to-sample task and how can it be used to measure working ...
2 votes
2 answers
67 views

Discovery of “Functions of Brain”

As far as I know, Physical Experimentation of Human Brain is not possible. So how does people come up with the idea that different parts of brain is associated with different specific functions? and ...
5 votes
3 answers
990 views

Recent psychophysical studies using the "Method of Adjustment"?

The Method of Adjustment, devised by G.T. Fechner, is one of the three classical psychophysical procedures used to examine perceptual performance. It came to fame through early studies of visual ...
2 votes
0 answers
269 views

Is truth serum used in any psychiatric or psychoanalytic practices?

Is sodium thiopental (truth serum) used in any psychiatric or psychoanalytic therapies? I presume it is legal for use, since it is Schedule III, and it is administered in surgeries. It clearly has ...
1 vote
0 answers
43 views

Quest procedure convergence after random answers

I use Quest procedure to find threshold for stereo disparity changes of a stimuli. I use a C++ implementation derived from the one in Psychotoolbox and I wonder whether the behaviour I observe is ...
1 vote
0 answers
60 views

What tradeoffs are there between internal and external validity?

I was reading through an article about research design. The authors gave an example on the relation between internal and external validity which I thought might be an important area of consideration ...
2 votes
2 answers
1k views

How does one identify relevant variables when performing research on perception?

Suppose, hypothetically, that I wanted to do a blind taste test into preference for Coke or Pepsi. I organize hundreds of volunteers and find that a certain group prefers one and another group the ...
8 votes
3 answers
404 views

Analysis of parameter estimates from Ratcliff diffusion model

I would like to analyze a dataset in which subjects' reaction time and error rate have been recorded. In order to account for potential speed-accuracy trade-off I am planning to make use of the ...
4 votes
1 answer
221 views

How to examine person's awareness of a certain topic?

I am conducting a case study on the topic of refugees and asylum seekers. My particular interest is: How aware is my test subject of the reasons (political persecution, famine, war, ...) why these ...
4 votes
0 answers
139 views

EEG data processing: large data file seems empty

We have been running an experiment trying to collect ABR data using the Brainvision EP-PreAmp and Actichamp system. We ran several successful tests with short versions of our experiment, about 10-15 ...
4 votes
2 answers
450 views

How do you analyse visual analogue scales with an ambiguous response?

For example, I might ask participants to complete a visual analogue scale for pain. They would be given a line that is 100mm long, and one end says 0 (No pain) and the other end says 100 (worst ...
1 vote
1 answer
114 views

How does one respond to an ADD/ADHD diagnosis of one's self or one's child? [closed]

I read: Is ADHD even a thing? This kind of question can be offensive to some. The same kind of thing can be applied to other conditions: Is depression even a thing? Or are they just ...
-1 votes
1 answer
138 views

How do you make psychology experiments? [closed]

Have you used Inquisit, E-Prime, DirectRT, or Qualtrics to make psychology experiments? I worked in a psychology lab as a programmer and I thought these programs felt very outdated and not user ...
15 votes
11 answers
3k views

Are there any cognitive test (or test suites) available on the iPad?

I find the IPad to be a great piece of hardware that is easy to bring along and that has an intuitive touch interface. This would make it an ideal platform for many cognitive tests such as n-back. As ...
9 votes
2 answers
424 views

How do cognitive scientists measure creativity?

Einstein said once something like creativity is more important than intelligence. Intelligence as it is measured is really one's speed and efficiency at processing information. How one processes the ...
3 votes
0 answers
23 views

Is perceived time compressed or expanded while dreaming? (or does it match reality) [duplicate]

I often dream long extended dreams. Sometimes I wonder if the timeline of the story of my dream occurs compressed, in a moment, or other times extended slowly over a long duration. Is there any way ...
4 votes
1 answer
1k views

Combining unbiased hit rates

I am analysing data on an emotion perception task, where participants must decide if a given face is happy, sad, angry or fearful (essentially a forced choice between 4 options). I am confident that ...
3 votes
1 answer
821 views

Tests of Semantic Memory suitable for 10 to 18 year old

I'm trying to find a test of semantic memory for students. We're working on a programme to explore the impacts of exposure to nature on a student's academic abilities (hoping to pique teachers ...
7 votes
1 answer
79 views

Classical conditioning paradigm for hippocampal learning

I wanted to know what a suitable classical conditioning experiment would be to analyze learning and memory capabilities in rodent models with respect to hippocampal long-term potentiation (LTP). For ...
4 votes
1 answer
53 views

Is there a way to have strangers tag my images?

I would have liked to know what thoughts people get from various images, so that I could trigger targeted thought patterns with images. An easy way to do this would be if I could find an online ...

1 2 3
4
5
7