Examlex
A single computer can be used by a single user or by multiple, simultaneous users.
False Alarm
A situation where a warning or alert is given, but no actual threat or danger exists.
Correct Rejection
In signal detection theory, the decision that a signal is not present when it truly is absent.
Hit
In cognitive psychology, correctly identifying a stimulus from a set of alternatives in memory tasks; in sports, making successful contact with the target.
Just Noticeable Difference
The minimal change in stimulus intensity required to detect a difference between two stimuli, according to psychophysical research.
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