Air pollution is higher in places with a higher proportion of paved ground relative to grassy ground.

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Describe an association between two variables. Give a confounding variable that may help to account for this association.

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Statistics Unlocking The Power Of Data

ISBN: 9780470601877

1st Edition

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 07:16 AM

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Air pollution is higher in places with a higher proportion of paved ground relative to grassy ground.

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One possible confounding variable is number of car...View the full answer

Statistics Unlocking The Power Of Data

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