The survey by the National Center for Health Statistics further found that 49% of adults ages 25-29

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The survey by the National Center for Health Statistics further found that 49% of adults ages 25-29 had only a cell phone and no landline. We randomly select four 25-29-year-olds:
a) What is the probability that all of these adults have a only a cell phone and no landline?
b) What is the probability that none of these adults have only a cell phone and no landline?
c) What is the probability that at least one of these adults has only a cell phone and no landline?
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Stats Data And Models

ISBN: 662

4th Edition

Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock

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