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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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16 votes
2 answers
5k views

What is the relation between measures, constructs and concepts?

It is uncontroversial to say that the cognitive sciences do not exclusively deal with directly observable phenomena, but nonetheless aim to study the physical causes of behavior and cognition ...
Christian Hummeluhr's user avatar
9 votes
1 answer
6k views

Open-source software for analyzing Electrodermal activity

Electrodermal activity (EDA) is a measure of the sympathetic activity, typically caused by stress or an emotional state. Analysis not a straightforward process like analysing reaction times. It ...
Robin Kramer-ten Have's user avatar
29 votes
12 answers
11k views

Open source software for running Internet psychological experiments that collect reaction time data

I've often used Inquisit to run psychological experiments online. The software enables delivery of stimuli (e.g., text, images, etc.) and collection of reaction times. Obviously general purpose ...
Jeromy Anglim's user avatar
25 votes
11 answers
5k views

How can I create computer based psychology experiments using OS X?

I've used E-prime to create computer based psychology experiments (you know, the kind where you for example show a number of pictures to the participant and record their responses to them, for example ...
Speldosa's user avatar
  • 1,414
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 ...
Christian Hummeluhr's user avatar
24 votes
2 answers
8k views

Free online intelligence test with norm table, high reliability, and must be printable?

I am looking for a general intelligence test which meets the following requirements: available online for free there is a table which translates "points" to IQ (I don't want a hidden online ...
Julia's user avatar
  • 341
18 votes
6 answers
12k views

How to analyze reaction times and accuracy together?

Is there a good way to analyze reaction times and accuracy together, other than MANOVA? I have data from an experiment in which participants had to respond to stimuli in two different conditions in a ...
Pavel's user avatar
  • 790
9 votes
2 answers
2k views

How to use Mechanical Turk for longer studies (i.e., 30 minutes+)?

I'm interested in using Mechanical Turk as a means of recruiting participants for online psychology studies. I have never used it for any research. However, many of my studies take around 30 minutes ...
Jeromy Anglim's user avatar
9 votes
2 answers
1k views

How to estimate an expected effect size for a planned psychology study?

When planning a psychological study, researchers are often asked to formulate an estimate of expected effect sizes for important hypotheses in the study. This might be the expected group mean ...
Jeromy Anglim's user avatar
6 votes
3 answers
3k views

How to measure galvanic skin response with wearables?

I'm trying to measure galvanic skin response in real-time with a wrist-wearable device, similar to what is being done in the paper "Using Noninvasive Wearable Computers to Recognize Human Emotions ...
Seanny123's user avatar
  • 8,853
23 votes
5 answers
2k views

Can response time be incorporated into signal detection theory?

In signal detection theory, one typically uses "signal" and "no signal" responses to analyze the data (that is, the analysis is based on a discrete choice for each trial, generating the four possible ...
Speldosa's user avatar
  • 1,414
16 votes
7 answers
14k views

Where to post online psychology studies for participant recruitment?

A common challenge when running psychological studies is getting enough participants. Of course, there are many general strategies for recruiting participants, but I was specifically interested in ...
Jeromy Anglim's user avatar
11 votes
1 answer
240 views

Is there a report of a successfully EEG-Based Brain-Computer Interface (BCI) using image training?

Currently I am involved in constructing an EEG-Based BCI. The goal of the BCI is to control which light in a series of lightbulbs lights up. The plan is to use different images (i.e. a flower versus ...
Fraïssé's user avatar
  • 359
11 votes
1 answer
2k views

How to measure group differences incorporating reaction time / accuracy trade-off?

In a psychological experiment I am measuring subjects' reaction time as well as their error rate. Now I would like to compare two groups (males & females). There might be a bias in the sense that ...
jokel's user avatar
  • 653
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 ...
201044's user avatar
  • 301
9 votes
1 answer
474 views

The mind as a state of matter or physical system?

What examples of attempts to formalize a principled physical basis for consciousness and/or a general theory of the mind exist? I read a fascinating ArXiV preprint last year called Consciousness as a ...
Christian Hummeluhr's user avatar
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. ...
Robin Kramer-ten Have's user avatar
8 votes
3 answers
6k views

Analyzing control questions data for a survey

I have an experimental study with a list of demographic and related questions and in order to identify data from participants that were potentially just answering the questions at random (to get ...
Ryan Lang's user avatar
  • 128
6 votes
1 answer
427 views

How can we realize when a sociological question is impossible to answer?

In my language there is a famous common sense statement which tells the populations are swinging back and forth from one extreme to the other. The idea behind is that, at a sociological level, the ...
Revious's user avatar
  • 1,429
18 votes
4 answers
4k views

Public domain scientific intelligence test available for use in research

The IPIP is an example of a public domain scientific personality inventory that can be used for research. Are there any good public domain scientific measures of intelligence? Requirements Do not ...
Jeromy Anglim's user avatar
18 votes
3 answers
2k views

Longitudinal mobile mood tracking app with random reminders

The goal is to take simple measurements of mood using Likert scale over an extended period of time (e.g. two months). I know there is a large number of mobile apps for tracking mood on every ...
Geek On Acid's user avatar
  • 2,377
16 votes
8 answers
1k views

Software for online psychological experiments that don't require users to download anything

We are currently using Inquisit to conduct Internet experiments. Ideally, we would like to implement something that is strictly browser-based, without any extra plug-ins or downloads. We also ...
Allison Yan's user avatar
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 ...
Rasmus Bååth's user avatar
13 votes
3 answers
498 views

Is there a random walk theory that can account for situations with more than two choices?

In the article "Two-stage Dynamic Signal Detection: A Theory of Choice, Decision Time, and Confidence" from 2010 by Pleskac and Busemeyer, a random walk model is presented for situations where a ...
Speldosa's user avatar
  • 1,414
12 votes
2 answers
263 views

Measuring the adoption of norms

I'm trying to make a survey and I'm having trouble to find a scale to measure the adoption of norms. The people who fill in the survey have to think about a situation in which they were ashamed. For ...
J. Maes's user avatar
  • 123
12 votes
3 answers
1k views

Neurotransmitter based imaging techniques

All the brain imaging techniques I know fall into two categories: Tracking blood Either by looking at the magnetic (fMRI), or near-infared absorption (diffuse optical imaging, NIRS) properties of ...
Artem Kaznatcheev's user avatar
12 votes
2 answers
1k views

Is it possible to quantify cognitive bias?

We know that bias exists, and that it affects our judgment and perception. This effect has to do with user's experience in life. That experience is taken care of by the brain, and if you counter a ...
Benny Skogberg's user avatar
12 votes
1 answer
23k views

What were the long-term effects on the participants of the Stanford Prison Experiment?

It has been maintained by Dr. Philip Zimbardo that the experiment has had no long-term harm on the participants. However, one out of the 24 initial participants, who had suffered a breakdown within 36 ...
asheeshr's user avatar
  • 963
11 votes
2 answers
5k views

What is the standard way to analyze EEG data in a mismatch negativity paradigm?

I'm running an EEG experiment using a modified auditory mismatch negativity (MMN) design, and I'm wondering if anyone can tell me the best method for data analysis (and recommend any stats programs/...
Becky's user avatar
  • 111
11 votes
2 answers
7k views

Which statistical tests to use when analyzing NASA TLX?

The NASA Task Load Index (NASA-TLX) is a subjective, multidimensional assessment tool that rates perceived workload. A set of different scales (Mental Demand, Physical Demand, Temporal Demand, ...
Steven Jeuris's user avatar
  • 3,523
10 votes
3 answers
14k views

Calculating d-prime

I'm currently working on a research that has to use and calculate D Prime values for a task where subjects are presented an image at different speeds and they have to report if they saw the image or ...
TiasNM's user avatar
  • 101
9 votes
1 answer
4k views

What is the relationship between sociology and cognitive sciences?

I want to know what is the relationship between sociology and cognitive sciences. Let me start by short consideration of both: Sociology - well established discipline or a field of research ...
Aidis's user avatar
  • 351
9 votes
3 answers
977 views

What are some examples of controversial themes in psychology?

There are a number of themes that are controversial (provoke debate, are unsettled, polarize opinion, or are reflected by a range of positions) in psychology. One example involves nature vs. nurture: ...
Justin's user avatar
  • 296
8 votes
1 answer
233 views

Are there any open task sets available to assess workload using secondary task measures?

Performance on secondary tasks next to a primary task is sometimes used to assess mental workload (Ogden, Levine and Eisner, 1979). For example, the Stroop test as a secondary task has been evaluated ...
Steven Jeuris's user avatar
  • 3,523
8 votes
3 answers
1k 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.
Nathalie's user avatar
  • 343
7 votes
2 answers
214 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: ...
Nathalie's user avatar
  • 343
7 votes
2 answers
412 views

Is there evidence to support the Dunning-Kruger effect?

The well known Dunning-Kruger effect is oft cited as a general explanation for why people with limited expertise overestimate their abilities. Other than the initial research that described this ...
Dr Stu's user avatar
  • 171
7 votes
1 answer
7k views

What are the pros and cons of the hot sauce paradigm to measure aggression?

The hot sauce paradigm is a way to measure aggressive behavior in the lab. Participants are asked to give a portion of hot sauce to another person (who they know hates hot sauce) and who will have to ...
user avatar
6 votes
1 answer
715 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 ...
nberlove's user avatar
  • 351
6 votes
1 answer
2k views

Reducing ceiling effect with a Likert scale measure

I am designing a psychology study in which the main endpoint is the perceived effectiveness of various medical treatments. In pilot trials, we used a bipolar Likert scale to measure perceived ...
half-pass's user avatar
  • 273
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 ...
Josh's user avatar
  • 5,390
5 votes
1 answer
1k views

John Calhoun's Mouse Utopia and Genetic Diversity

I learned about John Calhoun's Mouse Utopia experiment from this Youtube video. The corresponding 1962 paper isn't readily available. What I want to know is, did Calhoun account for genetic diversity ...
MackTuesday's user avatar
4 votes
1 answer
557 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 ...
StrongBad's user avatar
  • 2,633
4 votes
2 answers
1k views

Is the Raspberry Pi capable of operating as a stimulus presentation system for experiments?

I'm outfitting a small behavioural lab with a fiscal-austerity-induced budget. I'm considering trying out a Raspberry pi for individual participant systems. My tentative plan is to run linux and code ...
appositive's user avatar
4 votes
2 answers
876 views

List of affective states for a study?

I am putting together a study that attempts to assess whether people assign particular affective or emotional states to images--specifically, animated GIFs. Is there a "standard" list of emotional ...
Eaners's user avatar
  • 43
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 ...
makerofthings7's user avatar
2 votes
0 answers
441 views

Where to recruit paid participants for online Inquisit experiments?

My team and I are trying to use Inquisit for a reaction-time based experiment looking at attentional bias. However, with the no download policy on Mturk and CrowdFlower, we don't know a good site to ...
Michael's user avatar
  • 29
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 ...
Red Rackham's user avatar
1 vote
4 answers
116 views

Best way to capture effect of making people upset?

I am an undergrad, I am planning to do some research to see how much I enjoy it before I apply for grad programs. I am researching the effects of a certain characteristic of a presenter making people ...
user18101's user avatar
  • 131
1 vote
2 answers
124 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....
Jakub Frišo's user avatar