Mathematics, 05.05.2020 13:06, jadadugas4418

The usher at a wedding asked each of the 808080 guests whether they were a friend of the bride or of the groom. Here are the results: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 808080 guests whether they were a friend of the bride or of...