Hypergeometric Distribution Bloomberg L.P. lists the top 20 U.S. companies by revenue. Walmart stores is number one followed by Exxon Mobil and Chevro companies on the list, 8 are in some type of electronics related business. Suppose six 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 six of the firms is in some type of electronics-related business? c. What is the probability that exactly 4 of the firms is in some type of electronics-related business? (Round your answers to 4 decimal places, e.g. 0.2153.) a. P(x = 0) = b. P(x = 6) = c. P(x = 4) = 0.1907 type your answer... type your answer...
Hypergeometric Distribution Bloomberg L.P. lists the top 20 U.S. companies by revenue. Walmart stores is number one followed by Exxon Mobil and Chevro companies on the list, 8 are in some type of electronics related business. Suppose six 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 six of the firms is in some type of electronics-related business? c. What is the probability that exactly 4 of the firms is in some type of electronics-related business? (Round your answers to 4 decimal places, e.g. 0.2153.) a. P(x = 0) = b. P(x = 6) = c. P(x = 4) = 0.1907 type your answer... type your answer...
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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