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Which pay system is most widely used in America today?
Null Hypothesis
The null hypothesis is a statement used in statistics that proposes there is no significant difference or effect, and any observed difference is due to sampling or experimental error.
Groups
In statistical analysis, groups refer to sets of subjects or data points categorized according to one or more variables for comparison or testing.
Critical Value
A threshold in hypothesis testing which the test statistic must exceed in order to reject the null hypothesis.
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