Consider the lengths of stay at a hospital's emergency department. Hours Count Percent 1 18 3.70 36 7.39 86 17.66 100 20.53 5 78 16.02 6 63 12.94 7 35 7.19 8 19 3.90 9 15 3.08 10 19 3.90 15 18 3.70 Assume that 5 persons independently arrive for service. Round your answers to four decimal places (e.g. 98.7654). (a) What is the probability that the length of stay of exactly 1 person is less than or equal to 4 hours? (b) What is the probability that exactly 2 people wait more than 4 hours? (c) What is the probability that at least 1 person waits more than 4 hours? 2 3 A.
Consider the lengths of stay at a hospital's emergency department. Hours Count Percent 1 18 3.70 36 7.39 86 17.66 100 20.53 5 78 16.02 6 63 12.94 7 35 7.19 8 19 3.90 9 15 3.08 10 19 3.90 15 18 3.70 Assume that 5 persons independently arrive for service. Round your answers to four decimal places (e.g. 98.7654). (a) What is the probability that the length of stay of exactly 1 person is less than or equal to 4 hours? (b) What is the probability that exactly 2 people wait more than 4 hours? (c) What is the probability that at least 1 person waits more than 4 hours? 2 3 A.
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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