To examine whether playing music in a store increases the amount customers spend, we randomly assign some

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To examine whether playing music in a store increases the amount customers spend, we randomly assign some stores to play music and some to stay silent and compare the average amount spent by customers.

We describe data collection methods to answer a question of interest. Are we describing an experiment or an observational study?

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Statistics Unlocking The Power Of Data

ISBN: 9780470601877

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Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock

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Question Posted: Nov 28, 2018 07:17 AM

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