Examlex
A test's ________ reflects its consistency and stability over time.
Alpha
A coefficient that often represents the level of significance in hypothesis testing, marking the threshold for rejecting the null hypothesis.
Critical Value
A point on a statistical distribution that represents the threshold for significance testing, helping decide whether to reject the null hypothesis.
Alpha
The pre-determined significance level in hypothesis testing, often set at 0.05, which defines the likelihood of observing a result at least as extreme as the one seen in the sample data if the null hypothesis is true.
T-statistic
A type of statistic used in hypothesis testing, calculated as the ratio of the departure of an estimated parameter from its hypothesized value to its standard error.
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