Examlex
AdWords is a software that Google uses for pay-per-click advertising.
Type II Error
A statistical mistake that occurs when a test fails to reject a false null hypothesis.
Homogeneous Sample
A sample in which all the subjects or items have similar characteristics or attributes.
Between-group Variability
The variation in data values divided among different groups or categories.
Within-group Variability
The amount of variance within a single group of data points, indicating how much individuals in the group differ from each other.
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