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Compared with non-users,individuals who use cocaine over an extended period of time have:
Test Statistic
A value determined from sample data, used to make decisions on a hypothesis in statistical testing.
Level Of Significance
A threshold in hypothesis testing, representing the probability of rejecting a true null hypothesis, typically denoted by alpha.
Null Hypothesis
A statement asserting there is no effect or no difference, which researchers attempt to disprove through statistical testing.
Alternative Hypothesis
A statement in hypothesis testing that proposes a significant difference or effect, contradicting the null hypothesis.
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