Suppose that a cruise ship returns to the United States from the Far East. Unknown to anyone 4 of its 600 passengers have contracted a rare disease. Suppose that the public health service screens 20 passengers selected at random to see whether the disease is present aboard the ship. What is the probability that the presence of the disease will escape detection?

Suppose that a cruise ship returns to the United States from the Far East. Unknown to anyone 4 of its 600 passengers have contracted a rare disease. Suppose that the public health service screens 20 passengers selected at random to see whether the disease is present aboard the ship. What is the probability that the presence of the disease will escape detection?

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...

See similar textbooks

Similar questions

Suppose that 82% of the adult between the ages of 18 and 34 watch reality TV shows. Suppose you take a random sample of 3 persons. What is the probability that none of them watch reality TV shows? What is the probability that at least one watches reality TV shows? What is the probability 2 or more watch reality TV shows? If you were to randomly sample 1000 adults between 18 and 34 years of age in the U.S, how many of them do you expect to watch reality TV shows?
The probability that a randomly selected 40- year old female will live to be 41 - year old is 0.988 according to study. What is the probability that two randomly selected 40-year-old women will live to be 41 years old?
A statistics quiz has 10 multiple choice questions, where there are two incorrect options and one correct option to choose from. If someone didn’t study for the quiz and is randomly guessing on each of the 10 questions. What is the probability that a person who didn’t study and is guessing get at least 7 questions correct?
A box contains 15 green marbles and 16 white marbles. If the first marble chosen was a white marble, what is the probability of choosing, without replacement, another white marble? Express your answer as a fraction or a decimal number rounded to four decimal places
Records from a medical journal show that 40% of adult males suffer from prostate issues. A random sample of six adult males is selected. What is the probability that exactly four of these adult males suffer from prostate issues? What is the probability that at most one of these adult males suffer from prostate issues?
It is reported that 54% of internet users have a wireless connection to the internet via laptop cell phone game console or other mobile devices.of these wireless users 25% of use twitter to share updates of themselves. what is the probability that a internet user has a wireless connection and uses twitter
If a committee of 5 senators are selected from the 100 members of the the U.S. Senate, what is the probability that no 2 committee members are from the same state?