Examlex
Opportunity costs refer to what a person gives up when making a choice.
Null Hypothesis
A default hypothesis that there is no effect or no difference, and the observed outcomes are due to chance; it is the hypothesis tested for possible rejection in statistical analysis.
Hypothesized Value
A specified value in hypothesis testing which is assumed for the sake of argument or investigation.
One-Tail Test
A statistical hypothesis test in which the region of rejection is on only one side of the sampling distribution.
Test-Statistic
A value computed from sample data during a hypothesis test, used to determine whether to reject the null hypothesis.
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