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

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3
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0answers
25 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
votes
1answer
90 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
201 views

What is the primary mechanism behind nationalism, sports-team-ism, product-ism etc.?

I'm interested in doing research on the subject of nationalism, but I believe that what I'm looking for is more generic than that. I observe that nationalism looks similar to the way that people feel ...
8
votes
2answers
118 views

How can experimental compliance (willingness of participants to participate) be measured?

I would like to have a measure for how willing and eager participants were during an experiment. I have the intuition that their eagerness to comply will profoundly alter results of psychological and ...
5
votes
1answer
91 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 ...
6
votes
1answer
265 views

Descriptive models of different types of consciousness

In behavioral experiments we get the first-person responses of the participants. The third-person perspective is available through the collected data. There is a second-person perspective collected ...
5
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0answers
52 views

Resource on how to effectively develop within-subjects vignette based study

Background: Where I used to work fellow researchers used to have a task known as the CV task. The task required participants to answer a number of questions about a set of CVs (e.g., is this a good ...
4
votes
3answers
107 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 ...
3
votes
2answers
394 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
1answer
604 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 ...
5
votes
2answers
277 views

Heart rate monitor for scientific study

I want to measure heart rate as part of a controlled experiment I am setting up. I've been trying to find information on which heart rate monitor to buy, but it's unclear to me which heart rate ...
6
votes
0answers
79 views

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

Performance on secondary tasks next to a primary task are sometimes used to assess mental workload (GD Ogden, 1979). For example the Stroop test as a secondary task has been evaluated by Gwizdka, ...
5
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0answers
49 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
66 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
2answers
83 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 ...
3
votes
2answers
105 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 ...
4
votes
1answer
335 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, ...
6
votes
1answer
147 views

Picture of eye promotes good behaviour

I remember a study about how a picture of an eye made people more well behaved. The experiment was in an unsupervised coffee room where there was a box where participants were expected to deposit ...
6
votes
1answer
140 views

Why do we use 3 channel R,G,B to represent color?

I read that there're some more colors which cannot be represented by R,G,B. What is the experiment that lead people to use 3 variables R,G,B? Can that experiment be replicated in other modals, such ...
8
votes
1answer
138 views

Are there any rules about masking?

I am currently programming an experiment where participants have to do a divided visual field task. In a paper about the correct methodology about these tasks, it is said that you should use a ...
2
votes
1answer
443 views

How to design research participant recruitment flyer to maximise participant response?

I often supervise student research projects. Often these projects involve recruiting participants by placing one page flyers in strategic locations. The most common scenario is that the flyer is ...
-2
votes
2answers
164 views

Should questions in psychology always be objective questions? [closed]

Is it correct that a subjective question is not a psychological question? I.e. for a question to be psychological, must it be an objective question? E.g. a question about an objective probability ...
5
votes
1answer
140 views

Why does speaking with rhythm help a subject get into a trance?

Various hypnotism teachers tell you to speak with a relaxed voice with rhythm. You can see Derren Brown on this in The Experiment - The Assassin (from 4:48 to 5:40): Soft, rhythmical language, ...
4
votes
1answer
65 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 ...
2
votes
3answers
240 views

Lexical Decision (Web-)App

I want to make a lexical decision experiment, is there any freely available software for this? A Javascript-based webapp would suit me best, as it would run in the browser without the need to install ...
5
votes
2answers
251 views

Minimum duration for presenting a visual stimulus on screen

My experiment involves presenting simple visual stimuli briefly on screen (200 ms to 1000 ms). The stimuli would be simple enough (e.g. a circle and a line) but I want to use a range of durations to ...
1
vote
2answers
105 views

Categorization studies with a procedure similar to Shepard et al (1961) and Medin & Schaffer (1978)

I am looking for performance results from categorization studies with discrete stimulus features and reinforcement feedback. I need something like this: ...
4
votes
2answers
556 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 ...
5
votes
1answer
90 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 ...
8
votes
1answer
557 views

Is there a database of emotional stimuli available?

For my research I need to use emotional stimuli to use for habituation to certain emotion. Are there any databases available (preferably free or not expensive) of non-linguistic stimuli I could use? ...
13
votes
2answers
873 views

Is there an R implementation of the linear ballistic accumulator model or Ratcliff's diffusion model for measuring response time and accuracy?

I am looking for an implementation of the linear ballistic accumulator model or Ratcliff's diffusion model (e.g. in R, MATLAB, or Python).
7
votes
2answers
79 views

Differences in willingness to correct errors made between human and computer interactions

I have a design where I present participants with a series of decisions, and then ask them about some of these decisions later. Similar work has found that even when the particular decision was made ...
7
votes
1answer
239 views

Is there a circadian component to mood variations in humans?

I'm looking at this question about an Experience Sampling Method (ESM) app: Longitudinal mobile mood tracking app with random reminders The studies linked in the question deal with sampling of user ...
8
votes
1answer
707 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 ...
13
votes
3answers
494 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 ...
10
votes
0answers
173 views

Human behaviour in one-shot perfect information games

Background A one-shot game is one where two participants have some set of actions $\{1, ... , n\}$, they make their decision on which option to take (without knowing the decision of their partner, or ...
6
votes
1answer
150 views

Controlling for response bias in a forced choice memory task

I want to present participants a pair of items $a$ and $b$, each with an association $x$ or $y$. Later on participants will presented with the items singularly, and asked 'what was the association?'. ...
4
votes
0answers
316 views

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

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 ...
6
votes
0answers
128 views

Advantage of active learning on classification tasks

I am looking for a specific type of experimental test of active learning. Given some artificial or natural learning task that consists of classifying inputs $x$ from a large input space $X$. There is ...
6
votes
2answers
164 views

What does daytime actigraphy reveal about an active and awake brain?

I have interest in the study of human motion ( Actigraphy), and have built a couple of smartphone apps using its principles. The apps look at gross motor activity of an individual. Up until now, most ...
2
votes
0answers
94 views

classic category learning tasks with data

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 ...
6
votes
2answers
84 views

What is the name of a test presenting words in different colors?

What's the name of this psychological test where you. Read and pronounce words in three colors (red, blue, green). - Words and colors match. - Say word and color (which are the same). As above - ...
7
votes
0answers
103 views

Problems with using personal feedback to motivate participation in an online psychological experiment?

I am planning on running an online psychological experiment where participants must learn about various simulated environments and then make inferences about them. Because completing the experiment ...
8
votes
1answer
302 views

What is the test-retest improvement in Block Design test?

Background: My lab is conducting a research on perceptual training. We train participants on different tasks, and assess them pre- and post- training on a large battery of tests. Obviously, people ...
14
votes
2answers
1k views

What tasks does Bayesian decision-making model poorly?

Bayesianism has been a relatively successful paradigm for modeling decision-making. However, not every psychologist is a bayesian, and there are tasks such as the Tversky & Shafir (1992) ...
5
votes
1answer
81 views

Is there a canonical reference for behavioral, attentional, and memory tests?

In researching another question, I read a few review articles that were testing behavioral and attentional variables in response to different sleep parameters. I was curious about some of these ...
19
votes
1answer
487 views

Medium-term effects of polyphasic sleep on performance

Typical sleep patterns of one big block of 6 to 9 hours with no naps is usually referred to as monophasic sleep. A second natural sleep pattern is biphasic sleep which breaks up your sleep into two ...
18
votes
5answers
632 views

How long does it take to read a sentence with X number of characters?

How does the time needed to read a sentence scale with the number of characters? Or does this time scaling depend on something more than just character count? For example, let $X$ be the number of ...
6
votes
1answer
235 views

Measuring changes in hemispheric dominance over time

I've recently started using my trackball left-handed after being right-handed my whole life. The motivation is partly to balance out wrist strain, and partly to see how much my brain rejects the idea. ...
2
votes
0answers
162 views

How does a researcher typically go about conducting a survey-based psychological experiment? [closed]

What is a typical approach to conducting a survey-based psychological experiment? There seems to be a host of issues involved; some that seem particularly important are: the appropriate design of ...