A chart caption in an advertisement described a dental rinse as one that reduces plaque on teeth

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A chart caption in an advertisement described a dental rinse as one that "reduces plaque on teeth by over 300%."
a. If you remove 100% of some quantity, how much is left?
b. What does it mean to reduce plaque by over 300%?

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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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Question Posted: Apr 05, 2016 05:55 AM

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A chart caption in an advertisement described a dental rinse as one that reduces plaque on teeth

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a Since 100 is the totality of whatever is bein...View the full answer

Elementary Statistics

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