Seventy-eight percent of U.S. homes have a telephone answering device. In a random sample of 250 homes,

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Seventy-eight percent of U.S. homes have a telephone answering device. In a random sample of 250 homes, what is the probability that fewer than 50 do not have a telephone answering device?

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Elementary Statistics A Step By Step Approach

ISBN: 9780073386102

8th Edition

Authors: Allan Bluman

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Question Posted: Sep 02, 2015 03:52 AM

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Seventy-eight percent of U.S. homes have a telephone answering device. In a random sample of 250 homes,

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Elementary Statistics A Step By Step Approach

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