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Mathematics, 16.03.2020 21:32, sassyunicorngir
There are 500 students in a high school senior class. Of these 500 students, 300 regularly wear a necklace to
school, 200 regularly wear a ring, and 125 regularly wear a necklace and a ring. Using this information, answer
each of the following questions.
Let N be the event that a randomly selected senior regularly wears a necklace and R be the event that a
randomly selected senior regularly wears a ring.
What is P(N), the probability that a senior wears a necklace?
What is P(R), the probability that a senior wears a ring?
What is P(N and R), the probability that a senior wears a necklace and a ring?
What is P(N or R), the probability that a senior wears a necklace or a ring?
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Answers: 1
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There are 500 students in a high school senior class. Of these 500 students, 300 regularly wear a ne...
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