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ERGO2 P2

QuestionAnswer
informational workload one keypoint of cognitive work is to minimize ___
7 +- 2 items Limit absolute judgements to ___ +- ____ items
visual displays use ___ for long, complex messages in noise areas
auditory displays use ___ for warnings and short, simple messages
color, symbols, and alphanumerics use ____, ____, and ____ in visual displays
color and flashing lights use ___ and ___ to get attention
Information theory mesaures information in bits, where a bit is the amount of information required to decide between two alternatives
Redundancy the reduction of information the maximum possible due to unequal probabilities
Bandwidth or channel capacity is the maximum information processing speed of a given communication channel
6-7 bits/sec bandwidth for motor-processing tasks
50 bits/sec bandwidth for speech communication
10,000 bits/sec bandwidth for purely sensory storage of the ear
Created by: romulols
 

 



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