Survey on Doctor Visits A survey found that one out of five Americans say he or she has visited a doctor in any given month. If 10 people are selected at random, find the probability that exactly 3 will have visited a doctor last month.
Added by Abdul-Aziz A.
Step 1
In a binomial experiment, there are only two possible outcomes for each trial - in this case, a person either visited a doctor last month or they didn't. The probability of success (visiting a doctor) is 1/5 or 0.2, and the probability of failure (not visiting a Show more…
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