When the population of college professors is divided into groups according to their rank (instructor, assistant professor,
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When the population of college professors is divided into groups according to their rank (instructor, assistant professor, etc.) and then several are selected from each group to make up a sample, the sample is called a cluster sample.
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Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9780077665807
9th Edition
Authors: Allan G. Bluman
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