Examlex
For each of the following terms/concepts,give a brief explanation or definition.
P-Value
The probability of obtaining a test statistic at least as extreme as the one that was actually observed, assuming that the null hypothesis is true.
Null Hypothesis
A hypothesis used in statistical testing that suggests no significant effect or association between variables, often symbolized as H0.
Disapproval Rate
The percentage of respondents in a survey or study who express a negative opinion about a particular topic or issue.
Political Committee
An organization that gathers contributions or makes expenditures under certain regulatory frameworks with the aim of influencing electoral outcomes or policy decisions.
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