Sixty percent of the applicants at a high tech firm have a college degree, 45 have at least three years experience in the high tech industry, and 35 have both a college degree and three years experience in the high tech industry. An applicant is randomly chosen. Find the probability that the applicant has a college degree or has had at least three years of experience in the high tech industry.
Q. 2The probability that a first-time tourist to the city of Toledo will visit the Art Museum is 0.5, will visit the Toledo Zoo is 0.4, and will visit both is 0.25 . Assume a first-time tourist to Toledo is randomly selected. Find the probability that the tourist will visit one, but not both, of these attractions.
Q. 3The probability that a first-time tourist to the city of Toledo will visit the Art Museum is 0.5, will visit the Toledo Zoo is 0.4, and will visit both is 0.25 . Assume a first-time tourist to Toledo is randomly selected. Find the probability that the tourist will visit neither of these attractions.
Q. 4The probability that a first-time tourist to the city of Toledo will visit the Art Museum is 0.5, will visit the Toledo Zoo is 0.4, and will visit both is 0.25 . Assume a first-time tourist to Toledo is randomly selected. Find the probability that the tourist will visit the Art Museum or the Toledo Zoo.
Q. 5The probability that a first-time tourist to the city of Chicago will visit the Art Institute is 0.4, will visit the Museum of Science and Industry is 0.3, and will visit both is 0.1 . Assume a first-time tourist to Chicago is randomly selected. Find the probability that the tourist will visit one, but not both, of these attractions.
Q. 6The probability that a first-time tourist to the city of Chicago will visit the Art Institute is 0.4, will visit the Museum of Science and Industry is 0.3, and will visit both is 0.1 . Assume a first-time tourist to Chicago is randomly selected. Find the probability that the tourist will visit neither of these attractions.
Q. 7The probability that a first-time tourist to the city of Chicago will visit the Art Institute is 0.4, will visit the Museum of Science and Industry is 0.3, and will visit both is 0.1 . Assume a first-time tourist to Chicago is randomly selected. Find the probability that the tourist will visit the Art Institute or the Museum of Science and Industry.
Q. 8Twenty percent of the trees in a particular forest have a disease, 30 of the trees are too small to be used for lumber, and 40 are too small to be used for lumber or have a disease. What percent of the trees are too small to be used for lumber and have a disease? If a tree has a disease, what is the probability it is not too small to be used for lumber?
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