Questions tagged [experimental-psychology]
For questions about the application of specific experimental methods to study psychology.
283
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Which unit should be used to compare perceived spatial frequency of 2 different sized image? Cycle per image or cycle per degree?
I am interested in the topic of spatial frequency and its impact on face processing. I have been reading about previous studies that have used different spatial filtering thresholds for their stimuli. ...
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Experiment where people feeling lack of control in their life are more likely to see patterns in random cloud of dots
QUESTION:
Have there been some scientific experiments showing that people feeling a lack of control in their life are more likely to see patterns in random clouds of dots, and where can I find a ...
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Recommendation of estimating changes of HRV over time
I tried to search for a reliable way of summarizing HRV measured in three phases (baseline, exposure, and recovery), so I can evaluate whether the intervention actually assisted participants in some ...
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Should the noise stimulus in 2IFC task be same or different in each single trial?
Consider a 2-interval forced-choice task with noisy background stimulus, for example, detecting a particular feature in a noisy image, or detecting coherent motion in randomly moving dots. The goal is ...
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Go/No go protocol to measure inabilities
I am working on various experimental protocols aiming to measure ethically the threshold between the ability and inability to perform a sequence of tasks of increasing difficulty (See Ethical testing ...
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What kind of statistical analysis is suitable for this simple but unresearched data?
The data is regarding the perceived roundedness of given word stimuli (n=36). Each participant (n=44) rates each stimuli on two scales, roundedness & familiarity (both from 1-7 not round (sharp)/...
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What is known about societal mental degradation?
Question comes to me after reading about Calhoun's Universe 25 experiment, where mental degradation of mice was observed under extreme overcrowding.
What interested me here how the mental state of the ...
3
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1
answer
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10-BFI test score compiling
I am a physicist and I am doing a survey about musical genre preferences and correlation with a field of study.
I want to interpret the results from this test
I don't know how to interpret the legend,...
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Ethical testing of (poor) abilities in animals other than humans?
QUESTION:
Does the problem of measuring the ability of a subject (e.g. an other than human animal) to perform a task has a name?
Are there standard methodologies to do so ethically, especially when ...
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What are these spikes in the gaze trajectory?
And is it possible that they coincide with stimulus onset and offset not by chance alone?
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New methods of treatment of psychological trauma?
Classical methods of psychological treatment of trauma help many people, but there is always a percentage of the patients those are can’t be healed with classical methods like Drug interventions, ...
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Are there methods of evaluating the effects of psychoactive drugs that use free-form verbal reports?
If one wished to study the effects of a psychoactive drug such as LSD, what strikes me as a natural primary starting point would be to ask participants what they actually experienced. For example, ...
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Curt Richter's rat hope experiment: Why did the first nine rats survive for days?
I can understand the part that the experimenter saved the rat just before it was about to die and then the rat lasted longer for the next drowning. But I do not understand what it means that before ...
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Are dedicated response boxes really better in precision than regular keyboards?
There are various (very pricey) commercial response boxes or pads (perhaps most notably Cedrus) that purportedly offer higher precision than regular keyboards. (Note that my question focuses on ...
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Using multilevel modeling to assess gender differences in intervention effects of an RCT, and how to look at mechanisms of change
I'm looking for some help here - so I'm a grad student and stats newbie (but trying to move on from newbie status!) and attempting to figure out how to conduct the analyses I'm interested in but I'm ...
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"Polysemous heuristics": people trusts Tesla Inc more if they already trusted Nikola Tesla, even though those two are unrelated
For example, because of massive number of films and online short videos, the population is convinced that Tesla is a great inventor. The population is more likely to give a positive opinion (or ...
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Psychological analysis of diary data [closed]
I am using the app Daylio and I have already get 160 days and over 300 records.
App itself has the ability to analyze data, very simple and weak. E.g, what activities take place together; how the mood ...
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Experiment changing strongly held attitudes or beliefs
Has there been an experiment replicating the change of a strongly held belief or attitude in the psychology literature? I understand that this is an extremely difficult phenomenon to replicate, and ...
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PhD in research psychology: Can I only do research and NOT teach at a university?
I have a master's and am now interested in getting my PhD in psychology with a concentration in cognitive science. Only, I don't want to teach or become a professor after graduation. I just want to ...
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2
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What are the pros and cons of different programming languages for offline psychology experiments?
In terms of presenting and implementing experiments, which programming language is better?
Note: What we are talking about is not data processing but experiment presentation.
What I need:
Experiments ...
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Does yoga affect music?
I am currently studying for a bachelor's degree in psychology, as part of the degree, I was asked to conduct a study during which I will examine the interaction effect of yoga and music and their ...
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In an experiment with animated stimuli, should I accept answers during Animation Time and count it into the Response Time?
In an experimental task where the response time is an important variable to compare two groups with different conditions, and there are animated stimuli (movement), should the response be accepted ...
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What caused psychologists to be so wrong about the size of working memory?
They used to think that the size of working memory was 7 items, on average.
Now, according to fMRI, it's believed to be only 4.
Source: In his TED talk, around 5:20, Peter Doolittle says the estimate ...
user16005
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0
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Is there a way to test psychological theories online? [closed]
There are some online simulations in physics and chemistry, nearly all fields of science can be simulated online. I wonder if psychology can be "simulated" too, and I wonder if there is ...
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Combining Discrete Choice Experiments with Theory of Planned Behavior
Topic background: How beliefs and personal values of a farmer influence his/her willingness to consider/adopt environmentally friendly innovations on-farm.
I want to assess if relative preferences for ...
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45
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Role play in laboratory experiments - literature hints?
I want to conduct a laboratory experiment with a cohort of students to assess the determinants of their willingness to adopt an environmentally friendly technology in farming. I want them to imagine ...
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Can you prove a psychological theory on a one-person research design?
Famous psychologists have proven their theories on a few subjects (really small sample sizes, like n = 3). Yet, now, we are taught that to prove any psychological theory right, we need to gather data ...
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How to make phrases in experimental conditions as similar as possible?
In behavioral economics and psychology, there are many experiments where participants receive variations of a piece of text depending on the experimental condition they are assigned to. For example, ...
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Practical Suggestions for Ambiguous Stimuli for Categorization Experiment
Does anyone have a suggestion of the kind of stimuli I could use for a categorization experiment that needs a range of clearly defined and a range of ambiguous stimuli?
I need to produce both a range ...
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Reaction when light is turning on and off
This question comes from a personal experience I've had over the last few days, 'experimenting' on my own.
I have a light bulb in a room that is turning on and off periodically, let's say per second. ...
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The research on dishonesty
This question is in regard to the explanation power of the conducted experiments to prove the self-concept maintenance theory in Mazar et al.'s "The Dishonesty of Honest People?" (Verschuere,...
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What is the study design for 2 samples measured at different times that can be considered independent? [closed]
I am trying to figure out the name for a design study in the following scenario. Imagine a hospital where patients with a certain condition (say bacteria infection) are treated with a certain ...
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Nomenclature for mood, feelings and emotion in experimental-psychology
I'm studying music therapy and music-based interventions relating to Substance Use Disorder.
Music therapy and music-based interventions are increasingly used for the treatment of substance use ...
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How to build a personal behavioural chart? [closed]
The question is realistically in two parts:
how could a personal behavioural survey be constructed?
are there any existing personal behavioural survey tools available?
The behavioural survey may ...
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586
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How to run a multiple hierarchical regression with both categorical and scale predictors in SPSS?
I'm currently carrying out research for my masters dissertation and i've run into a critical issue while trying to analyse my data. I'm a psychology student looking into predictors of male rape myth ...
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Are there mathematical models for multi-utility satisfaction?
In several places I have seen reference to the law of diminishing returns with regard to satisfaction. A common toy example is eating cookies. The first cookie gives some amount of satisfaction, the ...
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System 1 (fast and unconscious) thinking
Can you please recommend some literature about experiments used to study system 1 (fast and unconscious) decision making (Kahneman, 2011) in human or non-human animals?
Reference
Kahneman, D. (2011). ...
2
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What statistical tests should be performed to test effect of trials on response times where each subject has different number of data points?
I am running a behavioral experiment where a number of subjects (=20 in my case) perform a simple cognitive task. The experiment consists of a fixed number of trials (say, 40 in my case). During each ...
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Looking for a source for Valence/Arousal values Russell's advance circumplex model of emotion?
I've been looking for a chart/table of Valence and Arousal values from the advanced Russell's model such as the one referenced in this article https://www.researchgate.net/publication/...
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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 ...
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Has the Open-Source Psychometrics Project been well received by the community?
I am not a psychologist/psychology student, but I've just recently discovered the Open-Source Psychometrics Project, and I think it's great.
To my untrained eyes, it seems like they have solid ...
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How does self-observation influence performance?
Assuming that the performance in performing a motor or mental task can be quantitatively measured (e.g. by measuring its duration, efficiency, and quality of the outcome) I wonder if there have been ...
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Terror management theory: Is this a valid conclusion based on the conducted experiment?
I am currently reading the book ‘The Worm at the Core: On the Role of Death in Life’. I have to say that I am a bit skeptical about many of the statements posed, and I’m trying to identify why that is,...
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Becoming an expert with accumulative hours of practice much less than the average expert?
Anders Ericsson's work is famous for creating the idea of "deliberate practice" and its creation of experts, but Anders also talks about how long hours are inevitable in becoming an expert. Let's ...
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Are there studies in psychology on how psychology researchers design experiments?
For example, give subjects a research topic, and observe how they conduct psychology experiments, in order to study the psychology of those who are asked to study psychology.
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How can I properly match subjects in my sample based on behavioral performance?
I have brain and behavioral data for which I am comparing two groups- younger and older adults. I would like to select a subset from the younger and older group that are matched for behavioral ...
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What important psychological results would not have been discovered without experiments on non-human animals?
Many psychological experiments involve shocking animals, playing loud sounds near them, depriving them of social contact, etc. For example, Martin Seligman's studies of learned helplessness in dogs ...
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Effects of subliminal messaging
From what I've read up thus far, subliminal messages do have some sort of 'influence' over our decisions or atleast our thought process, to some extent. To what extent if any is the human mind or ...
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What is the difference between "target" and "foil" in experimental design?
What is the difference between
"target"
and
"foil"
in experimental design in psychology? And how is a foil different from a distractor?
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Are there any psychological studies of thirst following food that account for SFO-Nos1 activity?
Some studies up to 2015 surprising found that salty vs. non-salty food doesn't make much difference to thirst. E.g. a 2015 study found that:
However, according to Prof. Leshem, despite our gut ...
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