Questions tagged [experimental-psychology]
For questions about the application of specific experimental methods to study psychology.
261
questions
2
votes
2answers
321 views
Attributing change in DV to IV manipulation: between-groups (control group) vs mixed-model (pre&post measure)
One often sees researchers attributing a change in the dependent variable to their experimental manipulation, semingly without considering whether this change in DV occurs between or within groups.
...
2
votes
0answers
95 views
How can Bayesian inference improve upon logistic regression in incorporating psychometric data?
In order to estimate probability of default, banks and other financial institutions have often used logistic regression based on data involving credit history.
Suppose an entrepreneur or borrower ...
1
vote
0answers
118 views
Where can I find Gaming Experience Questionnaire (GEQ) ? [closed]
I am currently doing a research about computer games and in my experiment set up I need to asses each players gaming experience via Gaming Experience Questionnaire (GEQ). Is there any place I can ...
8
votes
1answer
173 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 ...
-1
votes
1answer
122 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 I worked in a psychology lab as a programmer and I thought these programs felt very outdated and not user ...
4
votes
1answer
1k views
How to interpret intelligence test scores for an individual who has taken a test multiple times in quick succession?
Specific context: A test subject took the same Raven's Standard Progressive Matrices IQ test three times and first scored 115, then 107, and finally 143. The same test was taken three times within 3 ...
1
vote
1answer
142 views
Studies of how people learn to solve puzzles
I would like to build a cognitive model that is able to learn how to solve a complex puzzle such as the tower of Hanoi based off of limited feed-back (set of valid moves, closer to goal, farther from ...
1
vote
0answers
40 views
Generate 2D grid with alternation probability [closed]
I want to generate a 2D grid environment with rewards distributed (1s are rewards, 0s are no rewards) based on an alternation probability as defined in this paper by Falk and Konald (http://citeseerx....
10
votes
2answers
421 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 ...
2
votes
0answers
57 views
Is there any limitation in our ability to come up with a theory or hypothesis to understand brain? [closed]
We are observing the behaviors (either through behavioral experiments or observing brain activation through neuroscience experiments) based on the GIVEN TASK to the participants and trying to ...
4
votes
1answer
47 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 ...
2
votes
0answers
160 views
How to measure improvement in Mental Acuity/Sharpness?
Are there any accurate tools that can tell the changes in mental acuity/sharpness?
22
votes
1answer
832 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 ...
2
votes
1answer
99 views
How does the group that is not stressed and not reactivated act as a control for time in Schwabe & Wolf 2010?
Schwabe and Wolf (2010)
Rodent studies suggest that memory reconsolidating is impaired by stress. Here we examined in healthy humans the effect of stress on the reconsolidation of autobiographical ...
8
votes
1answer
204 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 ...
5
votes
1answer
76 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 ...
8
votes
1answer
209 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 ...
11
votes
1answer
206 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 ...
7
votes
1answer
165 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, time-...
5
votes
0answers
47 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 ...
1
vote
0answers
137 views
Is it possible to design a visual and auditory oddball paradigm in Android?
I want to design an oddball paradigm to record event-related potential. Is it possible to design a visual and auditory oddball paradigm in "Android"?
7
votes
1answer
741 views
How can items from a general self-esteem/efficacy measure be changed to measure context specific self-esteem/efficacy?
I am very interested in a survey employing a Likert type scale in my research. I have come across the Rosenberg Self-Esteem Scale. I would like to use this scale to get a sense of how subjects feel ...
4
votes
1answer
36 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 ...
Christian Hummeluhr
6,7924 gold badges44 silver badges114 bronze badges
6
votes
1answer
316 views
Visual acuity and offset stimuli
I'm currently setting up and experiment that utilises a visual search task that contains a circular array of target letters and a distractor that falls outside the circle.
Obviously the further away ...
3
votes
1answer
61 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 ...
4
votes
3answers
107 views
How to quickly estimate the person's level of stress with a mobile based relaxation app?
I'm writing a simple iPhone relaxation app and am thinking of a very quick test I can do to learn something about the user's level of stress, anxiety, etc. The objective is to measure how effective ...
1
vote
1answer
44 views
Measures to study working memory level related to physical activity
I want to do a study on the effect of physical exercise on working memory. Can you suggest measures for working memory assessment that differentiate levels of memory functioning amongst "normal" ...
7
votes
0answers
1k 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
...
3
votes
1answer
65 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.
http://www.barnrich.ch/wiki/data/media/pub/...
2
votes
0answers
408 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 ...
3
votes
0answers
81 views
Isolating the desired event in EEG signals [closed]
When we took an EEG data from subjects, does the subject have to be in "neutral state" i.e there is no anger, no sadness, no happiness ...etc. and they also in situation that they neither do any ...
3
votes
2answers
653 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 ...
8
votes
1answer
504 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 ...
7
votes
0answers
285 views
Difference between Logan's Instance theory and Exemplar-Based Random Walk (EBRW) theory
I'm trying to find a clear explanation of the difference between Logan's instance theory (Logan, 2002) and the Exemplar-Based Random Walk theory (Nosofsky & Palmari, 1997). Am I mistaken that they ...
3
votes
0answers
110 views
Any research on a concept of 'empathetic preferences' used in economics?
Some economists/political scientists/philosophers (it's sometimes hard to classify them) have used in their theories a concept of "empathetic preferences", also known as "extended sympathy preferences"...
0
votes
1answer
114 views
Have there been any scientific experiments attempting to communicate with one's unconscious mind?
For the purposes of this question, I will define unconscious/subconscious as the parts of the human mind that are not normally available for introspection or control, but which are still involved in ...
4
votes
1answer
123 views
What are the key features of dreams that trigger dream recall in the waking state?
There are various ways of writing down dreams upon awakening in one's dream journal. I've seen long, detailed descriptions that read like novels and take a page or two. Then there are terse notes of ...
7
votes
3answers
563 views
Which is the shortest duration for a pitch difference in audio signals to be perceived by the human auditory system?
If I have two short audio signals, for example pure tone C4 and C#4, so half-tone difference, how short can they be that the human can hear the difference in pitch? Was there any blind-experiment/...
7
votes
0answers
575 views
Has there been a neuroscientific explanation of the color phi phenomenon?
The color phi phenomenon is a perceptual illusion in the visual domain which was demonstrated in an experiment by Kolers and von Grunau (1976). The experiment is as follows. A sequence of coloured (...
2
votes
3answers
3k views
How to change someone's beliefs? [closed]
I tried to change my brother's beliefs. He gets motivated by some bad ideas. Following my attempt to change his beliefs, his beliefs have become even stronger.
5
votes
1answer
617 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
547 views
What hardware setup is commonly used for low-latency audio stimulation?
I need to carefully control the latency and timing of auditory stimulation in an upcoming experiment. Some of this depends on software, but my question is specifically relating to hardware, drivers ...
4
votes
1answer
69 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 ...
2
votes
0answers
32 views
How can I embed language proficiency assessment within an unrelated experiment design?
I'm in the process of designing a self-paced-reading & a grammaticality-judgment-task experiment, which should be performed by second language learners. It is crucial to the study is how the ...
4
votes
1answer
314 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
0answers
56 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 ...
3
votes
2answers
544 views
Can a self-paced-reading & grammaticality judgment task be programmed in PsychPy or Open Sesame?
I want to know if it is possible to design an experiment on PsychoPy or Open Sesame in which the subject does a self-paced reading (with measuring the reading times for each word), and then after they'...
7
votes
3answers
328 views
Why did Richard Feynman appear to recommend replication before manipulation when conducting lab experiments?
In Richard Feynman's classic Cargo Cult Science speech. He talks about a type of scientific error made, where a person takes a previous experimental result for granted when designing an experiment.
...
3
votes
2answers
218 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 ...
5
votes
1answer
60 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 ...
