Examlex
The first step in the control process is comparing actual performance against a standard.
Null Hypothesis
A default hypothesis that there is no significant difference or effect, often tested against an alternative hypothesis in statistical analysis to evaluate the strength of evidence.
Test Statistic
A numerical value computed from a statistical test's sample data, used in hypothesis testing to determine whether to reject the null hypothesis.
Critical Value
A point on a statistical distribution that represents a threshold beyond which observations are considered to be statistically significant.
Two-Tailed Tests
Statistical hypothesis tests that consider the possibility of both positive and negative deviations from the null hypothesis.
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