Examlex
Which of the following is not correct?
Significance Level
A threshold in statistical hypothesis testing that determines the probability of rejecting the null hypothesis when it is actually true.
Test Statistic
A type of statistic used in hypothesis testing, calculated from sample data, to determine the p-value or test the null hypothesis.
T Value
A statistic that is derived from a t-test and is used to determine if there is a significant difference between the means of two groups.
Degrees of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution or to the calculation of a statistic.
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