Examlex
Polls consistently report that the majority of Americans support
T-test
A statistical test used to determine if there is a significant difference between the means of two groups.
Tire Rotation
A vehicle maintenance procedure that involves moving tires from one position on a vehicle to another, to ensure even tire wear.
Required Condition
A prerequisite or necessary condition that must be met for a certain procedure, test, or action to be appropriate or valid.
Sample Variance
A measure of the dispersion of a sample dataset from its mean, calculated as the sum of squared deviations from the sample mean divided by the number of observations minus one.
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