Examlex
What are the key segregation of duties issues in purchasing and cash disbursements?
Degrees of Freedom
Degrees of freedom refer to the number of independent pieces of information used in the calculation of a statistic, often related to the number of samples minus the number of parameters estimated.
P Value
A statistical measure that indicates whether the results of an experiment are significant, specifically it measures the probability of observing the given results if the null hypothesis were true.
Type II Error
Error that occurs when the alternative hypothesis is true but the decision is made to not reject the null hypothesis.
Nonparametric Test
A type of statistical test that does not assume the data comes from a particular distribution, often used when data doesn't meet the assumptions of parametric tests.
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