Examlex
An approach that emphasises efficiency through elimination of waste independent of other aspects of the process is called:
Rejection Regions
Specific areas in the distribution of a test statistic that, if the observed test statistic falls within, will lead to the rejection of the null hypothesis.
Standardized Test Statistic
A calculated statistic that measures the number of standard deviations a sample statistic lies from the null hypothesis, used in hypothesis testing.
Hypotheses
Statements set up for a statistical test that express the relationship between variables. There is usually a null hypothesis (no effect) and an alternative hypothesis (effect present).
Sigma
A symbol (σ) used in statistics to represent the standard deviation of a population.
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