Examlex
What is required by the SQL command to create a table?
Variance
A measure of variability that indicates the average squared deviation of each number from the mean of a data set, showing how spread out the data points are.
Significance Level
The threshold below which the p-value of test results must fall for the results to be considered statistically significant, typically denoted by alpha (α).
Normal Populations
Populations that follow a normal distribution, characterized by symmetrical bell-shaped curves where mean, median, and mode are equal.
Equal-variance T-test
A statistical test used to compare the means of two groups under the assumption that both groups have the same variance.
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