Cell phones and surveys ii 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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general 10 months ago 1097