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

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6
votes
2answers
165 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 ...
3
votes
0answers
96 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
86 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 - ...
8
votes
1answer
147 views
+100

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
315 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 ...
15
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) ...
6
votes
1answer
83 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
507 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 ...
19
votes
4answers
724 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
238 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
168 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 ...
10
votes
1answer
1k views

What does “veridicality” mean in terms of psychology?

I'm reading the paper "Visual Space Perception and Visually Directed Action" by Loomis, Da Silva, Fujita and Fukusima (1992; pdf). In this paper, the word 'veridicality' is used in several sentences. ...
10
votes
3answers
2k 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 ...
6
votes
1answer
61 views

What is the state of the art in computerised coding of Thematic Apperception Tests (TATs)?

Thematic Apperception Tests (TATs) involve showing test takers pictures and getting them to write stories based on the pictures. Coding such stories for themes and traits can be complex, ...
7
votes
2answers
575 views

How to assess participant awareness of experimental deception without inducing awareness?

I am designing a memory experiment with a deceptive critical trial, wherein an item is swapped without the participant's knowledge. What is the best way to determine if the participant has noticed ...
5
votes
2answers
599 views

Free software to run questionnaire based experiments

I am looking for free software to build experiments that do not heavily rely on accurate timing (where I use PsychoPy and heard a lot of good things about OpenSesame) but more on an easy way to ...
15
votes
5answers
824 views

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

We are currently using Inquisit to conduct Internet experiments. Since it is not compatible with non-Windows systems, we lose a lot of potential subjects. Ideally, we would like to implement something ...
13
votes
6answers
4k 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 ...
18
votes
5answers
742 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, effectively generating the ...
21
votes
9answers
3k 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 ...
9
votes
2answers
165 views

How do humans optimize noisy multi-variable functions in experimental settings?

Imagine an experiment like this: A participant is asked to optimize an unknown function (let's say minimize) . On each trial the participant provides several input values, and receives an output ...
6
votes
1answer
63 views

Accuracy of social judgements of observers watching business meetings

I'm very interested in how people size one another up in social situations and in particular what we key in on when we are making these judgements. Let's make an imaginary experiment. I make ...
6
votes
0answers
155 views

Online datasets for the disjunction effect and violations of the sure-thing principle

The disjunction effect (or violation of the sure-thing principle) is as follows: A dis­junc­tion effect occurs when peo­ple pre­fer x over y when they know that event A obtains, and they also ...
11
votes
2answers
3k views

What was the experiment where you pour liquid from a tall container to a short one and ask a child which has more?

From Developmental psychology 101 I remember an experiment where the person conducting the experiment would pour liquid from a tall, narrow container into a short, narrow container and ask a child if ...
5
votes
1answer
146 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 ...