For questions about the application of specific experimental methods to study psychology.

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5
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1answer
151 views

Why is my Gabor patch not resizing as a function of the bounding box?

I'm trying to create a Gabor patch of variable size for an upcoming experiment. Below is the python function used to generate the code. The code was ported from this tutorial for Matlab (assume ...
5
votes
1answer
98 views

Does intoxication ever improve reaction time?

Background: As I write this I am rather "tipsy." I wanted to do some experiments and test my reaction time. I noticed that ironically, my reaction times were a lot quicker than when I am sober. Is ...
5
votes
3answers
116 views

What are the mechanics behind the mind of a conspiracy theorist?

Conspiracy Theorists, in my opinion, are people I don't like except for some exceptions. However, this question will not be answered with my irrelevant opinions on said people.. Now, here is the ...
5
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1answer
158 views

Inferring relationships between psychological variables in clinical samples and issues in generalisation

Context I sometimes speak to researchers studying the relationship between variables in clinical psychology samples. A typical example is as follows: 100 patients with diagnosed depression many ...
5
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1answer
70 views

Binocular rivalry in animals?

Are there any experiments on binocular rivalry in animals? (In humans, brain responses to Rubin's vase are for example well studied.)
5
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1answer
41 views

Does explaining a visual guidance system affect visual attention distribution?

I'm working on a driving simulator that uses an eyetracker to monitor the users gaze behavior. Based on a study I modeled an optimal scanpath that the users should follow in order to best maneuver ...
5
votes
1answer
93 views

Source for standardized audio files for an experiment in German

I need some audio files for an experiment. In this experiment, numbers will be played to the subjects via headphones, so I need sound files with spoken numbers. Actually, a single file with a sequence ...
5
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0answers
120 views

What to do when you have a speed-accuracy trade-off in your data?

Many studies report that a speed-accuracy trade-off (SATO) did not occur in the data since there is a positive correlation between RTs and error rates. In other words, people took longer to respond ...
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0answers
24 views

Is it possible to imitate two way communication between a brain and a limb?

Human muscles are controlled by action potentials that travel along the nerves. Below is an image of a train of action potentials that are decoded by the brain into a sensation or interpreted by a ...
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0answers
52 views

How to compute auditory steady state responses?

Simple question: How does one usually go about computing an auditory steady state response (ASSR)? I have data where speech was amplitude modulated to a 40 Hz sine tone. There's 3.5 minutes of data; ...
4
votes
1answer
52 views

Is there any research showing success of teaching with smell?

Cognitive science holds that smell is the sense that has the strongest ability to trigger memories. It is discussed in awe. We see anecdotes such as the sudden striking memory of sitting in your ...
4
votes
2answers
99 views

Is there any (free) program that allows the recording of text input and the speed of input?

I am planning to run a study where participants will been shown questions on a computer monitor and their task is to type their responses in a text box as quickly as they can. Their input and input ...
4
votes
1answer
66 views

What was the experiment where a person is given something and then has to share it with another person

Bob is given a bar of chocolate by the experimenter. Then he is to propose how he will share the chocolate with Emilly. If Emilly agrees with Bob's proposal, the kids will each get their share. If ...
4
votes
1answer
146 views

How to ethically research the effect of expert lies on lay people

I'm conducting a study about the effects of a verbally administered placebo. The actual setting and intervention are different from the example I give here, but similar enough that the example may ...
4
votes
1answer
59 views

Optimal number of dimensions in multidimensional scaling

I have run an experiment on consonance-dissonance evaluation of musical intervals on 40 individuals using all the possible intervals from 3 registers (plus their inversions), and I want to apply a ...
4
votes
1answer
282 views

How to measure change in emotional responses when pre and post tests use different measures?

My research is to evaluate change of emotional responses of participants, after performing two types of game activities. Two groups of participants, Group A and Group B, will be assigned to Activity A ...
4
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3answers
231 views

Free software to run online visual category learning experiment

Is there any open software to support a visualization category learning experiment? It should be open-source, and I can add more functions designed by myself to implement this experiment.
4
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1answer
100 views

How can self-awareness be controlled and varied in a laboratory setting?

I was reading on deindividuation and its relation to self awareness. In many places, in the text that I am reading, it is mentioned that experiments were conducted to measure the effect of ...
4
votes
2answers
715 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 ...
4
votes
1answer
18 views

Is there a downside to using more than the typical 20/40 trials in an IAT?

Most resources mention using 20 'practice' trials categorizing both targets and attributes, followed by 40 'real' trials categorizing both targets and attributes. Note that this is after practicing ...
4
votes
1answer
43 views

Study of recollection of drawings based on labels

I remember stumbling across a very interesting study/experiment a few months ago. Now I want to try to find it again. Unfortunately I cannot for the life of me recall the name of the experiment nor ...
4
votes
1answer
69 views

Why different responses to target and distractor in three-stimulus oddball procedure?

In the three-stimulus oddball procedure, there is an infrequent target in a background of frequently occurring standard stimuli and infrequently occurring distracter stimuli. My question is, since the ...
4
votes
1answer
433 views

How do you run a risk / gambling experiment using Qualtrics or Amazon Turk?

I want to run a simple probability matching gambling experiment: Each round has the participant pick Up or Down. The computer picks Up with a probability (p=0.7). If the participant gets it correct, ...
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0answers
27 views

Has anyone ever conducted a psychological experiment to test whether an arbitrator appointed by one party tends to judge in favour of that party?

I am interested in the case where the arbitrator has been unilaterally appointed by one of the parties in a conflict. Assume that economic rewards are not involved. I am only interested in knowing if ...
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0answers
61 views

Measuring attitude towards learning another language?

Does a validated scale to asses a person's attitude towards learning a new language exist? So far I have only found the following questionnaires: Language Learning Attitudes Questionnaire ...
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0answers
68 views

Do people “subvocalize” during thinking or “internal monologue”

I've recently became aware of the concept of subvocalization, where people make tiny motions with their vocal cords when reading. I'm looking for a clarification on the subject: Does subvocalization ...
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0answers
54 views

Have there been any recent replications of the Hofling hospital experiment?

In the original Hofling hospital experiment (1966): A person would telephone a nurse, saying that he was a doctor and giving a fictitious name, asking the nurse to administer 20 mg of a ...
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0answers
25 views

Effectiveness of implicit measures of deception (e.g., sweating, eye focus, EEG) when filling out online questionnaire

I'm working in my master thesis on a method of detecting user deception or lying when answering online questionnaires using his implicit feedback like sweating, eye focus, EEG etc. I would like if ...
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0answers
35 views

Frequency estimation in binary prediction task

In a binary prediction task, people often match choice probabilities to outcome probabilities (a phenomenon known as probability matching). However, under certain circumstances (eg, existence of a ...
4
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0answers
165 views

How to analyse accuracy, hits and false alarms in e-prime?

It's the first time for me to do analyses with e-prime, and I have to analyse some data from an experiment. The data are, at the moment, in e-prime. I'd like to have the accuracy, the hits, and the ...
4
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0answers
27 views

Does a baby go for the most hard-to-get out of two presented objects?

While writing an essay I'm searching for some reliable source for the following experiment: A baby is placed in front of two identical fruits, one which is covered with a transparent box. I think ...
4
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0answers
372 views

Is human Central Nervous System arousal related to choice of activity? [closed]

I'm interested in learning more about the central nervous system (CNS) arousal and the choice of what people do and how they feel about it. Lets define CNS arousal in the context of this question as ...
3
votes
2answers
108 views

How to analyse 3 by 3 design with Likert scale ratings?

I want to understand what would be the best way to analyze the results of an online likert-scale ratings of pictures on 3 dimensions. I have 3 groups of participants from different countries. They are ...
3
votes
2answers
43 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 ...
3
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1answer
55 views

How to transform data to a frequency spectrum?

Recently, I studied a paper called "What Does Your Chair Know About Your Stress Level? It can be download at the link below. ...
3
votes
1answer
106 views

How to structure affective picture stimuli for an EEG study?

I want to design an EEG paradigm for passive affective picture viewing. Can I use a block design for three different emotions, where each block represent a particular emotion? Or would a better design ...
3
votes
2answers
46 views

What to call measures obtained between pre-test and post-test?

We term pre-test as the data collection/measures before conducting an experiment and post-test is data collection/measures after the experiment. How do we term the process of data collection/measures ...
3
votes
2answers
198 views

How are research participants normally divided into equal groups to allow scientific comparison?

I'm neither a academic nor familiar with the proper English choice of words regarding research. However, I would really like to know a few things about the process of doing a research with people ...
3
votes
3answers
127 views

Research software for conducting a task between card sorting and sketch map drawing

I'm doing research in Spatial Cognition and am looking for software which will allow me to conduct the following task: Participants will walk around a space and sit down to a computer task ...
3
votes
2answers
529 views

Oddball experiment design in E-prime

I want to set up an experiment in which there are 3 types of emotional stimuli (A, B, C). A and C would have a 1% recurrence probability, for rare and unexpected stimuli. Is there any sample of ...
3
votes
2answers
152 views

Does Stroop test performance correlate with any personal characteristics or abilities?

Have there been any studies that found that an extremely high (or low) Stroop test score correlates with certain personal characteristics, abilities or aptitudes, or would all such conclusions be ...
3
votes
1answer
47 views

How can I create a set of comparable symbols of different shapes?

I was thinking about doing a small experiment during university course where participants have to answer a personality quiz and then they have to compare different symbols (like triangles, rectangles ...
3
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1answer
37 views

Conditioning/training value of objects in experiment

In visual attention and decision making, how do experiments teach participants the value of specific objects (high vs low vs none)? Does anyone know of studies that done this which go into ...
3
votes
1answer
149 views

What is the difference between cognitive test batteries like ANAM, CANTAB, Vienna Test etc.?

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 ...
3
votes
1answer
118 views

Do unequal step sizes in staircase procedure affect the convergence?

Consider a psychophysics procedure using a standard staircase method to adaptively find the threshold, using a 2AFC paradigm and a 1-up, 3-down method to determine the 75% threshold. Now suppose the ...
3
votes
1answer
46 views

Which ready-made programs can I use for running a preference-rating experiment?

I'd like to run an experiment in which 64 images are presented (1 at a time) and participants rate their preference for the image on a slider scale, and I'm wondering what the best and cheapest way to ...
3
votes
1answer
718 views

Is there a Dot-Probe Paradigm / visual-probe task available online?

Is there an online resource to take the Dot-probe paradigm test> When I searched I could only find a guide to set up a server for such a test. However, I don't have the ability to do that. I'm ...
3
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0answers
99 views

classic category learning tasks with data [closed]

I need a list of classic categorization tasks (with available human/animal data) to use as a benchmark for a model. I am interested in tasks that can be used to validate/invalidate a model of ...
2
votes
2answers
82 views

How to know whether a methodological technique is quantitative or qualitative?

How do you classify NASA TLX, ANOVA, Matched Pair T-Test, Self-Efficacy Scale, and System Usability Scale? Are these types of data analysis considered quantitative or qualitative? Please answer ...
2
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1answer
458 views

Where to find a study on women and selfies?

I have recently read the following Yahoo article: Guys, this is why you should never post too many selfies on social media. This article describes a study that correlates selfies taken by men and ...