Mathematics, 28.06.2021 17:30, hannahmckain

Belief in UFOs A survey found that of people believe that they have seen a UFO. Choose a sample of people at random. Find the probability of the following. (a) At least 3 people believe that they have seen a UFO.(b) 2 or 3 people believe that they have seen a UFO.

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Belief in UFOs A survey found that of people believe that they have seen a UFO. Choose a sample of p...