MAT 130 MODULE 1 CHECK YOUR UNDERSTANDING
1. Identify the type of observational study (cross-sectional, retrospective, prospective). The Nielsen Media Research Company uses people meters to record the viewing habits of about 5000 households, and today those meters will be used to determine the proportion of households tuned to CBS Evening News.
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2. Identify which of these types of sampling is used: random, stratified, systematic, cluster ...
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02 Feb 2016