SOLUTION: 429 students were surveyed. 175 had a cat. 33 had a dog. 24 had both a cat and a dog what is the probability that a student had a cat or a dog

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Question 602704: 429 students were surveyed. 175 had a cat. 33 had a dog. 24 had both a cat and a dog what is the probability that a student had a cat or a dog
Answer by AnlytcPhil(1807) About Me  (Show Source):
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P(C or D) = P(C) + P(D) - P(C and D) = 175%2F429 + 33%2F429 - 24%2F429 = 184%2F429