In a class of 19 students, 13 have a brother and 10 have a sister. There are 4 students who do not have any siblings. What is the probability that a student who does not have a sister has a brother? in frac

In a class of 19 students, 13 have a brother and 10 have a sister. There are 4 students who do not have any siblings. What is the probability that a student who does not have a sister has a brother? in frac

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

Related questions

Q: A class is composed of 20 boys and 25 girls. If a pupil is called to recite, what is the…

A: Given A class is composed of 20 boys and 25 girls. If a pupil is called to recite, what is the…

Q: In a class of 22 students, 5 have a brother and 13 have a sister. There are 2 students who have a…

A: class of 22 students 5 have brother 13 have sister 2 have brother and sister P(have sister | have…

Q: You pick 4 cards from a deck without replacing the card each time before picking the next card. What…

A: There are 52 cards in a deck and 4 kings are there. We can pick any 4 cards from 52 cards in 52P4…

Q: What is the probability that the three balls drawn are the same color

A: we are given that there are 5 black and 7 green balls balls are drawn thrice and the drawn balls are…

Q: A box contains 5 red marbles, 6 white marbles, and 8 blue marbles. If a marble randomly selected…

A: Given that Red marble = 5 White marble = 6 Blue marble = 8 Total marble = 6 + 5 + 8 = 19

Q: There are 3 girls and 2 boys in a playgroup. Mrs. Simpson writes all their names on slips of paper…

A: If the selection is without replacement then. The total number of possible outcomes decreases per…

Q: In a class of 22 students, 13 play an instrument and 7 play a sport. There are 5 students who play…

A: The objective of this question is to find the probability that a student does not play a sport given…

Q: There were 12 pink, 7 purple and 9 yellow flowers in a vase. You randomly choose a flower from the…

A: Introduction: According to the permutation rule, if r distinct items are to be chosen from n items…

Q: There are 12 boys and 14 girls in Mrs. Schultz's math class. She is selecting a team of 3 students…

Q: A poker hand, consisting of 4 cards, is dealt from a standard deck of 52 cards. Find the probability…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)]/r!. Explanation:…

Q: Two cards are drawn from a deck of 52 cards. The first card is replaced before drawing the second…

A: no.of black cards=26no.of Ace cards=4Total no.of cards=52

Q: An urn contains 5 red and 4 white balls. Two balls are drawn in succession without replacement. If…

Q: A couple has four children . Find the probability that there are exactly two boys and two girls

A: Probability of a boy (p) = 1/2 = 0.5 Probability of a girl (p) = 1/2 = 0.5 Number of children (n)…

Q: A group has 12 men and 4 women. 3 people are selected at random from the group. What is the…

A: Given:A group has 12 men and 4 women. So,Total number of men (M) = 12Total number of women (W) =…

Q: In a class of 23 students, 8 are female and 13 have an A in the class. There are 4 students who are…

A: A class of 23 students of which 8 are female and 13 have an A in the class and 4 students who are…

Q: Suppose a jar contains 18 red marbles and 34 blue marbles. If you reach in the jar and pull out 2…

A: Solution

Q: In a jar, there are 6 circles, 5 rectangles and 4 triangle shapes. A shape is drawn, replaced, and a…

Q: A bag contains 4 balls, and 5 red balls. One ball is drawn from the bag. What is the probability…

A: Total blue balls= 4 Red balls= 5 Total Balls= 4+5 = 9 Probability of selecting Blue ball, P(B)= 4/9…

Q: poker hand consisting of 9 cards is dealt from a standard deck of 52 cards. Find the probability…

Q: • Watch help vince In a class of 30 students, 19 have a cat and 12 have a dog. There are 6 students…

A: Given information : Total students = 30 Students having a cat P(cat) = 19 /30 Students having a…

Q: From a group of 10 people, 2 are randomly selected. What is the probability the 2 oldest people in…

A: Given that there are 10 people and 2 are selected randomly.

Q: Suppose five cards are drawn from a deck of cards. Find the probability that all five cards are…

A: It is known that, Number of cards in a deck = 52 Number of heart cards = 13

Question

Video Video

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

A science class has 3 girls and 9 boys in seventh grade and 5 girls and 3 boys in eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the student she selects are both girls?
A bowl contains 6 yellow, 5 blue, and 9 red balls. One ball is removed from the box and it is not replaced. Another ball is drawn from the bowl. What is the probability that the first ball is red and the second marble is blue? Write your answer in lowest term.
Given a family with four children, find the probability of the event. The youngest three are boys, given that the youngest is a boy.
In a family of 4 Children, the probability of a male birth is 0.5. Find the probability that the family has at Least 1 boy.
A group of families that have 3 kids are in a group. What is the probability of cho sing a family that has three girls, given the first child is a girl?
A card is drawn and replaced four times from a deck of 52 cards. What is the probability of drawing 4 spades? (Enter your probability as a fraction.)
A small class has 9 students, 4 of whom are girls and 5 of whom are boys. The teacher is going to choose two of the students at random. What is the probabilitythat the first student chosen will be a boy and the second will be a girl? Write your answer as a fraction in simplest form.
You pick 3 cards from a deck without replacing the card each time before picking the next card. What is the probability that all 3 cards are Kings? Leave your answer as a fraction.
Suppose you have created a new playlist made up of 6 songs (2 rock, 2 hip-hop, and 2 trance). Find the probability that if the iPod is on shuffle, the first song played will be hip-hop and the second played will be trance. Your answer should be in fraction form.
A bag contains 9 marbles: 2 are green 5 are red and 2 are blue. Bob chooses a marble at random and without putting it back choose another one at random. What is the probability that the first marble is green and the second is red? Write your answer as a fraction in simplest form.
A box contains 3 red, 3 white and 4 green balls. Two balls are drawn out of the box in succession without replacement. What is the probability that both balls are the same color? The probability is (Type an integer or a fraction. Simplify your answer.)