ANDAAROPOMEaIn a class of students, the following data table summarizes how many students have abrother or a sister. What is the probability that a student has a brother given that theyhave a sister?Has a sisterPRIDoes not have a sisterHas a brother Does not have a brother71236

The probability that a student has a brother given that they have a sister is obtained below as…

Answered: In a class of students, the following…

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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In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student has a brother given that they have a sister? Has a brother Does'not have a brother Has a sister 10 Does not have a sister 12 3
In a class of students, the following data table summarizes the gender of the students and whether they have an A in the class. What is the probability that a student chosen randomly from the class is a female who has an A? Has an A Does not have an A Female Male 5 2 4 12
There are four horses named An, Bob, Cat, and Don. They are in a race where no ties are possible. Ann is twice as likely to win as Cat. Cat is twice as likely to win as Dan. Bob has a 30% chance of winning. What is the probability that Ann wins? 20% 30% 40% 50% 60% 70% 80% 90%
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Tom has a standard set of pool balls. If he were to draw one ball at random, what is the probability that it will be red or yellow? Give your answer in its simplest form.
Pet owners often have more than one type of pet. A recent survey shows that 70% own a dog, 44% own a cat, and 30% own both a dog and cat. Suppose a person is randomly selected. Determine the probability this person 1. has a dog or a cat or both. 2. does not have a dog nor a cat. 3. only has a dog. 4. Given the person has a dog, what is the probability that this person has a cat?
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In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student has a brother given that they have a sister? Has a sister Does not have a sister Has a brother Does not have a brother 7 12 3 6