SOLUTION: Suppose that 28% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?
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Question 942134: Suppose that 28% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Answer by mathmate(429) (Show Source):
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Given:
Probability of a person owning a dog is 0.28
Choose two persons at random, find probability that both are dog-owners.
Solution:
probability of dog-ownership for one person chosen at random = 0.28
probability of dog-ownership for two persons chosen at random =
Answer: probability of two dog-owners out of two randomly chosen persons is 0.0784.
