Attention & Human Decision Making. Decision Making is the end goal of Human Information Processing. However, people are not optimal decision makers, due to inattention, personal biases, and errors in judgment. Types of Human Attention. Selective Attention Focused Attention
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Load Stress - Too much information at once Examples: Two simultaneous talkers Improperly trained workers
Speed Stress - Information presented too quickly Examples: Dials changing too quickly to comprehend
ATC instructions transmitted too rapidly
Provide adequate training of observers to make clear the nature of the signals to be identified.
Improve motivation by emphasizing the importance of the task being performed.
Reduce the rate at which stimuli (which may or may not be signals) are presented.
Maintain noise, temperature, illumination, and other environmental factors at optimal levels.
Designing Information Processing Task for Elderly
Strengthen amplitude displayed signals.
Design controls/displays to reduce irrelevant details.
Maintain a high level of conceptual, spatial,
Reduce time-sharing demands.
Provide time between the execution of a response and the signal for the next response.
Allow more time and practice to learn the material.