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P(3 or 4 people believes that they have seen a ufo)P(exactly 2 people believes that they have seen a ufo) Belief in UFOs A survey

P(3 or 4 people believes that they have seen a ufo)P(exactly 2 people believes that they have seen a ufo)

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Belief in UFOs A survey found that 10% of people believe that they have seen a UFO. Choose a sample of 13 people at random.. Find the probability of the following. Round intermediate calculations and final answers to at least three decimal places. Part: 0 / 3 Part 1 of 3 (a) At least 3 people believe that they have seen a UFO P (at least 3 people believe that they have seen a UFO) =

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