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You see an individual on the bus punch someone else in the nose. You immediately conclude that the first person is very aggressive. You have just committed the
Statistical Significance
Indicates that the observed results are unlikely to have occurred by chance, according to a predefined level of significance.
Type I Error
The statistical mistake of rejecting a true null hypothesis, also known as a "false positive."
Type II Error
The error that occurs when one fails to reject a false null hypothesis, also known as a false negative.
Power
The probability that a statistical test will correctly reject a false null hypothesis, or the test's sensitivity to detecting an effect.
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