A group of five persons is formed fromfive boys and four girls. Find theprobability that there are at least two girlsin the group?

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Answered: A group of five persons is formed from…

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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Similar questions

an after-school club consists of 10 juniors and 7 seniors. If 4 students are chosen at random to represent the club at a school fair, what is the probability that at least one student from each class level is selected?
A class consists of 18 boys and 16 girls. The teacher will randomly choose three students to be on a special committee. What is the probability that more girls are on the committee than boys?
Ana has a team composed of ten juniors and twelve sophomores. What is the probability that a committee of five, chosen from the team will consist of two juniors and three sophomores?
Jean puts 12 books on a shelf in random order. Three are by the same author. What is the probability that those 3 books will be next to each other?
Two marbles are drawn from a bag that is 3 red, 4 purple, and 2 black. Find the probability that you picked Atleast one purple. You must draw the tree diagram.
The manager of the co-ed baseball team randomly selects a 9-person batting order from a group of 15 people. Of these 15 people, 7 are women and 8 are men. Find the probability that at least one woman is included in the batting order.
In a box there are 3 red, 4 blue, and 5 white marbles. If 3 marbles are selected at random and the colors are noted, find the probability that all are white given that all are the same color.
A class contains 8 boys and 7 girls. The teacher selects 3 of the children at random and without replacement. Compute the probability that the number of girls selected exceeds the number of boys selected.
There are 400 brunets, 150 blonds, 200 brown-haired people and 50 red-haired people. Find the probability that among randomly selected 32 people there are 16 brunets.
A jar contains 2 red marbles, 9 green marbles, and 8 blue marbles. what is the probability that you draw 5 green marbles in a row if you DO replace the marbles after each draw?
The mathematics department of a college has 6 male professors, 11 female professors, 10 male teaching assistants, and 12 female teaching assistants. If a person is selected at random from the group, find the probability that the selected person is a teaching assistant or a female.

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A group of five persons is formed from five boys and four girls. Find the probability that there are at least two girls in the group?