Developmental Mathematics (9th Edition)
Developmental Mathematics (9th Edition)
9th Edition
ISBN: 9780321997173
Author: Marvin L. Bittinger, Judith A. Beecher
Publisher: PEARSON
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Chapter N, Problem 1ES
To determine

To calculate: The probability that a person wears either glasses or contacts and the probability that a person wears neither glasses nor contacts if 57 person wore either glasses or contacts out of 100 persons.

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