Mathematics
Mathematics, 21.05.2020 19:57, diaamondz

The usher at a wedding asked each of the 80 guests whether they were a friend of the bride or of the groom. Find the probability that a randomly selected person from this sample was a friend of the bride OR of the groom.

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The usher at a wedding asked each of the 80 guests whether they were a friend of the bride or of the...

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