Mathematics, 26.02.2020 19:27 emilycolley2

According to a recent Pew Research poll, 75% of millenials (people born between 1981 and 1995) have a profile on a social networking site. Let X = the number of millenials you ask until you find a person without a profile on a social networking site. What is the probability that you must ask 20 people to find one person without a social networking site?

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