13 percent of the patients in a study reported previous episodes of stroke or transient ischemic attack. If 70 subjects are chosen at random from this population, what is the probability that at most...

13 percent of the patients in a study reported previous episodes of stroke or transient ischemic attack. If 70 subjects are chosen at random from this population, what is the probability that at most 10% would report an incidence of stroke or transient ischemic attack?