The Bureau of Fire Protection inspected 80 buildings in a certain city, 15 have code violations. If 20 buildings are selected at random for inspection, what is the probability that exactly 5 of the 20 have code violations?

The Bureau of Fire Protection inspected 80 buildings in a certain city, 15 have code violations. If 20 buildings are selected at random for inspection, what is the probability that exactly 5 of the 20 have code violations?

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: Suppose that you sampled 2 CEOs with replacement instead. How many different samples are possible,…

A: Sampling is a process which is used in statistical analysis. In sampling a predetermined number of…

Q: Suppose three fair coins are tossed and the number of heads that appear is recorded. What is the…

A: Suppose three fair coins are tossed and the number of heads that appear is recorded.Since the coins…

Q: There are 18,230,322 veterans in your state. There are 3,055 veterans in your city. What is the…

A: Nstate = 18230322 Ncity = 3055 Probability of selecting a veteran from state, P(S) = 1/18230322.…

Q: A manufacturing machine has a 1% defect rate. If 7 items are chosen at random, what is the…

A: X~ Binomial(n , p) Formula: P(X= x) = nxpx(1-p)n-x ; x = 0,1,2,..,n

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if four…

A: Let X represent the random variable n=4 p=0.14 X~ Binomial (4, 0.14)

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or…

A: given data,p(use smart phone in meeting or classes) = 0.43p = 0.43q = 1 - p = 1 - 0.43 = 0.57n =…

Q: suppose that 10% of people are left handed. if 9 people are selected at random, what is the…

A: The random variable is left handed people. It follows binomial distribution. The sample size is 9.…

Q: 5 green marbles, 7 red marbles, and 1 yellow marble are placed into a bag. If one marble is randomly…

Q: In New York State's Quick Draw lottery, players choose between one and ten numbers that range from…

A: It is given that in a lottery game, players choose between 1 and 10 numbers that range from 1 to 80.…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n = 5 times. Use some…

Q: the phrase " Terrace Park Wolves Rules", what is the probability that the consonant is randomly…

A: Given data: The provided phrase is: Terrace Park Wolves Rules Number of consonants in the phrase is,…

Q: what is the probability that the chosen student is a psychology or anthropology student ?

A: Given that Number of anthropology students = 7 Number of socialogy students = 3 Number of psychology…

Q: if 14 jurors are randomly selected from a population where 44% are minorities, what is the…

A: Obtain the probability that 2 or fewer jurors will be minorities. The probability that 2 or fewer…

Q: Suppose that 69% of people own dogs. If you pick two people at random, what is the probability that…

Q: If you know the names of the remaining 10 students in the spelling bee, what is the probability of…

A: You have 10 choices for the first student * 9 choices for the 2nd student * 8 choices for the 3rd…

Q: Suppose that 24% of people own dogs. If you pick 4 people at random, what is the probability that…

A: Given Information:24% of people own dogs.

Q: If the probability That a randomly selected murder resulted from a rifle or shotgun is 0.061 then if…

A: From the provided information,The probability that a randomly selected murder resulted from a rifle…

Q: Suppose that 44% of people own dogs. If you pick two people at random, what is the probability that…

A: Independent Events: Any two events A and B are said to independent if the occurrence of the event…

Q: The organizer of a television show must select 5 people to participate in the show. The participants…

A: Total number of people in the show , n = 22 Number of people to participate in the show, x = 5…

Q: An insurance company found that 16% of drivers were involved in a car accident last year. If 8…

A: Probability of drivers were involved in a car accident last year(p)=0.16sample size(n)=8Let "x" be…

Q: in a certain state, license plates consist of four digits from 0-9 followed by three letters. Assume…

A: It is mentioned that the license plate consists of four digits from 0-9 followed by three letters.…

Q: Suppose that 9% of college undergraduates suffer from a psychological disorder. What is the…

A: Let p be the probability that an undergraduate has a psychological disorder. Given that p = 0.09 Let…

Q: It is known that 15% of the seniors in a large high school will enter military service upon…

A: Given,15% of the seniors in a large high school will enter military service upon graduation. That…

Q: Suppose that 40% of people own dogs. If you pick two people at random, what is the probability that…

A: Given that 40% of people own dogs.Let X be the number of people own dogs following binomial…

Q: The probability that a house in an urban area will be burglarized is 6%. If 47 houses are randomly…

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or…

Q: There are 5 defective light bulbs in a set of 100 units. What is the probability that three bulbs…

A: We have to find given probabaility.

Q: In a certain college, 20% of the physics majors belong to ethnic minorities. If 10 students…

A: Given information- We have given a problem of the binomial distribution. Probability of the physics…

Q: Suppose that 67% of people own dogs. If you pick two people at random, what is the probability that…

A: From the provided information, 67% of people own dogs that is p = 0.67 Sample size (n) = 2 X~B (2,…

Q: If you know the names of the remaining ten students in the spelling bee, what is the probability of…

A: To find: Probability of selecting the correct spelling bee order.

Q: Suppose the prevalence of type II diabetes in a community is 36%. Researchers want to sample 16…

A: Suppose the prevalence of type II diabetes in a community is 36%. Researchers want to sample 16…

Q: there are 28 universities and 4 of them are in british columbia. Suppose universities are being…

A: Total no. of Universities(N)=28No. of universities in British Columbia(M)=4No. of universities are…

Q: A bag of 100 tulip bulbs purchased from a nursery contains 40 red tulip bulbs, 35 yellow tulip…

A: The objective of this question is to find the probability of selecting a purple tulip bulb from a…

Q: A conference is attended by 10 social workers and 4 auditors. If four different participants are…

A: In the given problem we have given that, a conference is attended by 10 social workers and 4…

Q: Suppose that 60% of people own dogs. If you pick two people at random, what is the probability that…

A: We are given that 60% of the people's own dogs, if you choose a random person, the probability that…

Q: The CDC estimates that 75%of children between 6 and 23 months old receive a flu vaccination. If 7…

A: Since, there is two possible outcomes one is succes and other is failure, and n be fixed and…

Q: A four-person committee is randomly selected from a pool of 19 Americans and 13 Canadians. What is…

A: No.of Americans = 19 No.of Canadians = 13 Total no.of persons = 32 (i.e. 13+19) Consider that…

Q: Suppose three fair coins are tossed and the number of heads that appear is recorded. What is the…

A: Suppose three fair coins are tossed and the number of heads that appear is recorded. What is the…

Q: Suppose that 43% of people own dogs. If you pick two people at random, what is the probability that…

Q: Suppose that a company owns 500 computers. Each computer has an 11% probability of not working.…

A: It is given that n =19.

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if three…

Q: In one town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

Q: Suppose that 40% of people own dogs. If you pick two people at random, what is the probability that…

A: Here, n = 2 and p = 0.4.

Q: Suppose there are 100 people participating in a race. If you randomly ordered 10 runners to be the…

A: Since here we are trying to rank them, so the order matters. That is why we will use the permutation…

Question

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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?
Suppose that 68% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Give your answer as a decimal rounded to 4 places.
The organizer of a television show must select 5 people to participate in the show. The participants will be selected from a list of 29 people who have written in to the show. If the participants are selected randomly, what is the probability that the 5 youngest people will be selected?
What is the probability that a randomly selected group of 10 individuals, each independently having a 20% chance of being left-handed, will contain exactly 3 left-handed individuals and 7 right-handed individuals?
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?
A bag contains 9 RED beads, 4 BLUE beads, and 8 GREEN beads. If a single bead is picked at random, what is the probability that the bead is BLUE or GREEN?
The mathematics department of a college has 8 male professors, 11 female professors, 14 male teaching assistants, and 7 female teaching assistants. If a person is selected at random from the group, find the probability that the selected person is a professor or a female.
Assume that when adults with smartphones are randomly selected, 37% use them in meetings or classes. If 15 adult smartphone users are randomly selected, find the probability that exactly 9 of them use their smartphones in meetings or classes.
Suppose that 38% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Give your answer as a decimal rounded to 4 places.
The probability that a house in an urban area will be burglarized is 5%. If 85 houses are randomly selected, what is the probability that none of the houses will be burglarized?
In a batch of 140 calculators, 7 are found to be defective. Estimate the probability that a randomly selected calculator is defective.
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.