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Questions tagged [task-analysis]

For questions about finding meaning in the results of psychological tests.

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Confidence rating in cognitive experiments

Does a confidence rating included in a post task measure the likelihood of correctness to the answer or likelihood of occurrence of an event. To give an example: participants are given a picture of ...
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1answer
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What's the best way to calculate an index score based on reaction time, variance and accuracy?

Say I have a go/no-go task and my output data includes 3 parameters: average reaction time, variance of reaction time, and number of errors. I want to composite all of the parameters into a single ...
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How does on one create a circumplex model (multiple answers)?

Given a list of points with arousal and valence rankings, what is the best way of showing them on a circumplex model, given that they are already tagged with 1 out of 7 selected emotions, are they ...
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In which way emotional “interference” affect the brain / the behaviour?

Think of two different scenarios. In both scenarios the subject is looking at emotional images, but in the first one emotional stimuli "interfere" with the behaviour, while in the second one ...
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211 views

How to fit averaged data to obtain a single psychometric function?

I have psycho-physical data from a motion discrimination task in order to obtain PSE (point of subjective equality). I am using psignifit and have constructed individual psychometric logistic ...
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TOTE: Desired vs perceived state = Fight or flight

A key concept in 1960s control theory is TOTE (Test-Operate-Test-Exit)1: The concept seems to be neatly mapped to a modern cognitive concept: The brain constantly compares perceived state to the ...
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Analyzing movement data for a checkerboard [closed]

For a psychology experiment - subject has to learn that the 2D grid is a checkerboard, and collect all the 1s (rewards). How do I test if subjects are actually doing it in the most optimal way -- ...
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1answer
584 views

Combining unbiased hit rates

I am analysing data on an emotion perception task, where participants must decide if a given face is happy, sad, angry or fearful (essentially a forced choice between 4 options). I am confident that ...
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63 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/...
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Is there any file format standard for EEG data?

I have started to do some research on EEG analysis. One of the challenging things I have found is the variability on the formats for the EEG files. What do you do when you receive data your software ...
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52 views

Identifying Overly Complex Tasks

It seems to me that societies frequently construct systems that may be too complicated for any individual to operate competently within. For example, the tax system, the legal system, the medical ...
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323 views

Relationship between cognitive load and self-indulgent behavior in simple task completion

Background A subject in an office-building setting is asked to memorize a list of numbers and to write them down on a whiteboard in another room on the opposite side of the building. The subject ...
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Studies modelling learning curves of an overall task and subtasks

Background Lee and Anderson (2001) published an article in which they argued that learning a complex skill can be understood in terms of learning various component skills. They did this by ...