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 passed a test and complete the homework due the day of the test. What is the probability that a student chosen randomly from the class did not complete the homework? Completed the homework Did not complete the homework Passed the Failed the test test 11 2 7 3
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%
In a class of students, the following data table summarizes how many students have a cat or a dog. What is the probability that a student chosen randomly from the class does not have a cat or a dog? Has a dog Does not have a dog Has a cat 9 6 Does not have a cat 2 11
Answer this question correctly deals with probability of simple events.
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.
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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?
In government data, a family consists of two or more persons who live together and are related by blood or marriage. Choose an American family at random and count the number of people it contains. Here is the assignment of probabilities for your outcome:Number of persons 2 3 4 5 6 7+Probability 0.42 0.23 0.21 0.09 0.03 0.02What is the probability that the family you choose has more than two people?
In a class of students, the following data table summarizes how many students have a cat or a dog. What is the probability that a student chosen randomly from the class has a cat and a dog? Has a dog Does not have a dog Has a cat 5 2 Does not have a cat 6 11
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At a local company, 15% of the employees are women. Every day, 7% of the women bring their lunch to work, while only 3% of the men bring lunch. Find the probability that a randomly selected employee is a woman given that the person brings their lunch to work. A. 0.150 B. 0.011 C. 0.708 D. 0.292 E. 0.070
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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