Bloomberg L.P. lists the top 20 U.S. companies by revenue. Walmart stores is number one followed by
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Bloomberg L.P. lists the top 20 U.S. companies by revenue. Walmart stores is number one followed by Exxon Mobil and Chevron. Of the 20 companies on the list, 8 are in some type of electronicsrelated business. Suppose four firms are randomly selected.
a. What is the probability that none of the firms is in some type of electronics related business?
b. What is the probability that all four of the firms is in some type of electronics related business?
c. What is the probability that exactly two of the firms is in some type of electronics-related business?
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Related Book For
Business Statistics For Contemporary Decision Making
ISBN: 978-1119320890
9th edition
Authors: Ken Black
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