4. The result of an academic survey indicates that 70% of the students change their majors at least once. (20) • What is the probability that between two and seven (inclusive) of the ten randomly selected students have changed majors? • What is the probability that no more than five of the ten randomly selected students have changed majors?
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- This is a binomial distribution problem because there are two possible outcomes for each student: they have either changed their major or not. Show more…
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