Examlex
Which feature of the Analysis ToolPak is best suited to determine if samples were taken from the same population?
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.
Critical Value
A threshold in hypothesis testing, which the test statistic must exceed to reject the null hypothesis.
Level of Significance
A threshold in hypothesis testing, below which the null hypothesis is rejected, commonly set at values like 0.05 or 0.01.
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