Questions tagged [experimental-psychology]

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

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12
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3answers
8k views

Do people (under)value free stuff?

I recently saw this Ted talk by Esther Duflo, and in it Duflo tells of how she tackled the question in the title head on, in the context of health and disease prevention. I would like to know what ...
0
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0answers
17 views

Does Human Brain signal of same task in different time have the same characteristics?

I am currently doing some research about human emotion based on EEG classification. I do an experiment in that I show subject a picture about 3 state of emotion and record their EEG signal. I split my ...
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0answers
29 views

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 ...
0
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1answer
13 views

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 ...
11
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1answer
2k 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 ...
2
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1answer
38 views

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/...
2
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0answers
31 views

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). ...
3
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1answer
159 views

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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0answers
16 views

Multiplayer online experiment software with speech?

I am trying to make an inventory of online experiment software for someone in my department. Ive been looking online and there seem to be a multitude of options regarding "classical" reaction time ...
5
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1answer
57 views

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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0answers
16 views

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 ...
2
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1answer
912 views

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 ...
16
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8answers
1k views

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

We are currently using Inquisit to conduct Internet experiments. Ideally, we would like to implement something that is strictly browser-based, without any extra plug-ins or downloads. We also ...
5
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1answer
92 views

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,...
2
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0answers
34 views

Can a test subject make the predictions (concerning the movement of fingers), made by a researcher, invalid or invisible? [closed]

I read about an experiment in which the researcher could predict which finger a test person would raise at a given signal. Already before the test person was conscious about which finger to raise, the ...
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0answers
11 views

Best/Low Budget Electrocardiogram For a Study

I am conducting a study. I need a low budget (within 70$) ECG that 1. monitors 2. records heartbeats and most importantly I want to be able to 3. export recorded data statistical analysis in SPSS. I ...
0
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0answers
18 views

Differences in reaction time onsets of vocal and manual responses

I'm currently working on a study and incidentally found that reaction timings were slower for vocal responses compared to manual responses (i.e. 600ms for the manual response vs. 700ms for the vocal ...
1
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0answers
26 views

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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0answers
17 views

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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0answers
13 views

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 ...
2
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2answers
46 views

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 ...
2
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2answers
463 views

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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0answers
57 views

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 ...
2
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1answer
41 views

In operant conditioning, how do you get the subject to “pull the lever” for the first time?

We're taught early on that the rat is placed within the following setup. In that diagram, there are no potential distractions for the rat. There's only a lever. 1) Does the rat simply 'discover' the ...
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0answers
18 views

Looking for a paper: Fear response in a computer generated VR environment

I am writing a paper on why people ascribe certain qualities to certain places. I seem to recall an experiment where the subjects used a virtual reality system to navigate a completely fictional ...
2
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1answer
26 views

Open data for behavioral psychology experiment?

I have a model I'd like to compare to the Drift Diffusion model, which is commonly used to model response times and error rates in two-alternative forced-choice tasks. Lots of publications use the ...
0
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1answer
10 views

What is the difference between experience and knowledge and how could we make use of that in machine learning and AI applications?

Let's suppose that i am a blind person whom never had any experience with sight before. I will also suppose that i have started some courses to learn about the eyes and the way it function with ...
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0answers
29 views

Is there any empirical support to “chemical imbalance theory” for mental illness?

Has it been proved by measurement of chemicals in the brain that psychiatric disorders have either their origin or continuance due to chemical imbalance in the brain? I saw the documentary Diagnostic &...
6
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2answers
1k 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 ...
3
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0answers
62 views

Is there any evidence that the Dunning-Kruger Effect applies to self-appraisals of soundness or reasonableness of judgement?

The Dunning-Kruger Effect is the peculiar phenomenon wherein those with the lowest ability also have impaired metacognition, resulting in a peculiar overestimation of their ability e.g. stupid person ...
8
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3answers
186 views

Is there a research on correlation between honesty and success?

Did anyone do a research on corelation between honesty and success, establishing individual's honesty through a provocative experiment and comparing it with his/her salary amount, satisfaction of ...
2
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0answers
347 views

Has the John Calhoun's “Mouse Utopia experiment” been replicated? If so where, if no, why?

Here is a YouTube video summarizing his experiment. Over a number of years, the ethologist John B. Calhoun conducted over-population experiments on Norway rats (in 1958–1962) and mice (in 1968–1972)....
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1answer
143 views

How do psychologists measure malicious behaviour?

How do psychologists measure malicious behaviour in humans? Is there a definitive definition of what constitutes malicious behaviour? Are there varying scales of malicious behaviour? Is it possible do ...
2
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0answers
69 views

Are all personalities divisive?

Most people like the smell of oranges. You might say that the distribution of reactions to the smell of oranges leans to the right. Most people dislike the smell of sewage. You might say that the ...
2
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0answers
58 views

How many moving objects can a person count (on average)?

I wonder if experiments in perceptual or cognitive psychology have been performed following these considerations: Standard experiment: Present small numbers of simple items to a test subject, for the ...
1
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1answer
372 views

Put a fixation cross on top of a image in Expyriment?

I wanted to try to put a fixation cross on top of images presented to avoid subject eye movements as much as possible. I am using Python's Expyriment package and thought that after ...
1
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1answer
17 views

What speaker is commonly used for low-latency audio stimulation

We need to purchase a new speaker for audio ERP study, so the sound should be played in lowest possible latency with lowest possible jitter. I have seen quite a few suggestion on the OS/driver/sound ...
6
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0answers
250 views

Does Golden Hammer really exist?

Note: I am not talking about Law of the instrument. I am referring to the following (anti-)pattern of behavior: A person very competent in one area (say, Philosophy) peremptorily expressing his ...
8
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1answer
4k views

Why do people love nature?

I wonder why we feel happy and comfortable when seeing the view of trees, green plants and flowers. Why do we admire sea, waves, fishes inside pure water and sun set? why do we love seeing the view of ...
1
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0answers
30 views

How to encourage people to experiment/try new things?

In a New York Times op-ed, Sendhil Mullainathan (professor of economics at Harvard) laments that it is difficult to get people to try new things or experiment. He gives himself as an example, saying ...
-1
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1answer
45 views

Is there medical term for depression?

I have heard of many kind of depresssions. Depression is nothing but not letting our feelings outspoken . If we dont why it is said that the feelings stay inside and affect. Is it a solid particle ...
3
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0answers
52 views

What would be areas of ethical or safety concerns with a smartphone app interacting with people sleeping?

The BBC News article Hi-tech dreamcatcher defeats sleep amnesia mentions a recent talk by Adam Haar Horowitz and then describes some limited tests of an apparatus called Dormio at the MIT media lab, ...
1
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1answer
28 views

When did the old term experimental reagent become experimental subject?

I've read a paper on an experiment called "The Feeling of Being Stared at", which investigates a concept which on Wikipedia is called the psychic staring effect. It was first investigated by ...
1
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1answer
33 views

How can two-way dependencies in factorial designs be interpreted?

Scenario: Given there are results from two factorial experiments that show a two-way dependency between two variables A and B. Details: In the first experiment A is the independent variable with two ...
2
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1answer
43 views

What is an empirical proof that two concepts are not independent/orthogonal?

Given there are two psychological concepts A and B that are considered to be independent/orthogonal. Would the following empirical results proof the opposite? If not why? In the first experiment A ...
3
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1answer
133 views

Finding largest level of imperceptible noise in an image

Suppose that we want to find the "largest level" of a random noise that can safely be added to an image such that the resultant noisy image cannot be distinguishable from the original noise-free image....
0
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2answers
186 views

how to statistically analyse accuracy data (psycholinguistics)

My experiment is a naming task, in which participants name pictures and their vocal responses are recorded and the onset of vocalization. The data I am dealing with are reaction times in ms and ...
4
votes
1answer
96 views

What pro- or anti-environmental behaviors are feasible to measure objectively rather than with self-report?

One of the central challenges in understanding pro-environmental behavior is measurement. Currently, most researchers (including myself) lean on self-report of behavior. I'm looking for a brainstorm. ...
5
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3answers
374 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 ...
-1
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1answer
107 views

How to use QUEST in a discrimination task

Similar to the question "How to use a QUEST staircase in 2-AFC”. I also have a question about using QUEST. In fact, I too tried to find an answer in Psychophysics: A Practical Introduction by Kingdom ...

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