MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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USA TODAY† reported that "American women favor Kate Middleton as a shopping buddy over Michelle Obama by 10 percentage points." This statement was based on a study in which 1,001 adults were surveyed about their shopping preferences. Indicate whether the study is an observational study or an experiment. Give a brief explanation for your choice.
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