In a survey of 1003 U.S. adults, 70% said being able to speak English is at the
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In a survey of 1003 U.S. adults, 70% said being able to speak English is at the core of national identity. The survey’s margin of error is ± 3.4%.
Translate the statement into a confidence interval. Approximate the level of confidence.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780134683416
7th Edition
Authors: Ron Larson, Betsy Farber
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