Examlex
What types of interest groups operate in California? How do they differ from one another in terms of whom they seek to represent?
Test Statistic
A figure determined from data samples, which is used during a hypothesis test to evaluate whether to refuse the null hypothesis.
Type I Error
An erroneous denial of a valid null hypothesis, commonly called a "false positive."
Null Hypothesis
A hypothesis used in statistics that suggests there is no significant difference or effect, typically to be tested against an alternative hypothesis.
Alternative Hypothesis
The hypothesis that proposes a difference or relationship exists between two variables, contrasting the null hypothesis.
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