Examlex
In general,a frequency distribution should have at least 8 class groups but no more than 20.
Negative Reinforcement
A motivation or feedback mechanism that strengthens a behavior because an unpleasant condition is removed or it avoids a negative situation.
Headache
A pain or discomfort in the head, scalp, or neck, often categorized by intensity and duration.
Aspirin
A medication used to reduce pain, fever, inflammation, and, in low doses, to prevent blood clots.
Negative Reinforcement
A stimulus that, when removed after a specific behavior, increases the likelihood of that behavior being repeated in the future.
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