Examlex
If you want to know the range of likely values for a sample mean given a particular population mean, you should conduct a z-test.
Bad Apple Effect
The notion that one wrong person can corrupt a group, leading to overall negative behaviors.
Propinquity Effect
The tendency for people to form friendships or romantic relationships with those whom they encounter often.
Reinforcement Theory
A concept in behavioral psychology where the probability of a behavior occurring is increased by following it with rewards (positive reinforcement) or the removal of negative stimuli (negative reinforcement).
Behaved Worse
Displaying behavior that is more negative or less desirable than previously or typically expected.
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