At a certain hospital, 40 patients have lung cancer, 25 patients smoke, and 20 have lung cancer and smoke. Suppose the hospital contains 200 patients. If a patient chosen at random is known to smoke, what is the probability that the patient has lung cancer? s known to smoke, the probability that the patient has lung cancer is: If a patient chosen at random (Type an integer or a simplified fraction.)

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Of 26 employees at a local supermarket, 15 work as cashiers and 11 stock shelves. If 3 employees are…

A:

Q: From a group of 3 Indians. 4 Pakistanis and 5 Americans a sub-committee of four people is selected…

A: Given that group consist of 3 Indians, 4 Pakistanis and 5 Americans. A committee of four peoples is…

Q: A committee of 8 is formed from a group of 15 women and 20 men. Determine the probability that the…

A: Given data No of women = 15 No of men = 20 Total Person = 20 + 15 = 35 A committee of 8 is formed…

Q: Suppose a box contains 13 marbles, 4 are red, 4 are blue, and 5 are yellow. Find the requested…

A: To find the Probability: (a) If two marbles are selected with replacement, the probability that one…

Q: In a large population, 58 % of the people have been vaccinated. If 4 people are randomly selected,…

A: It is given that n = 4 and p = 0.58.

Q: A group of 40 women and 40 men are in a room. A committee of 15 is chosen at random. Find the…

A: Obtain the probability that the committee consists only of women. The probability that the committee…

Q: A man is dealt 4 spade cards from an ordinary pack of 52 cards. If he is given three more cards,…

A:

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

A: We have given that,  Let X be the number of dogs from binomial distribution with probability of dogs…

Q: În a class of 20 students, 12 study biology, 15 study history and 2 students study neither biology…

A: Denote events: B: biology H: history P(BUH) = 1 - P(neither B nor H probability) = 1820 (a). P(B∩H)…

Q: In a large population, 55 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given information- We have given a problem of binomial distribution. We have given that in a large…

Q: Suppose that 35% of people have a dog, 21% of people have a cat, and 16% of people own both. someone…

A: Given that,35% of people have a dog21% of people have a cat16% of people own both

Q: We know that in a game of U.S. roulette, the probability that the ball drops into any one slot is 1…

A: Given : In a game of U.S. roulette, the probability that the ball drops into any one slot is 1 out…

Q: If 3 of the electric bulbs manufactured by a company were found to be defective in an hour, find the…

A: Given: 3 of the electric bulbs manufactured by a company were found to be defective in an hour we…

Q: a large population, 68% of the people have been vaccinated. If 5 people are randomly selected, what…

A: Given data, 68% of the people have been vaccinated p=0.68 If 5 people are randomly selected, n=5…

Q: Suppose that a survey of 350 college students is taken. Each student is asked the type of college…

A: Total number of students =350 We have to select one student out of these 350students who is not in…

Q: In a certain collection of books, 70% of the book are math books, but 68% of the blue books are math…

A:

Q: Suppose a drawer contains 5 green socks 4 Red Socks and 3 blue socks we draw one sock from the…

A: Given that there are 5 green socks 4 Red Socks and 3 blue socks. So there are total (5+4+3)=12 socks…

Q: In a large population, 54% of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that 54% of the people have been vaccinated. There are 3 people in the study. That is, n=3 and…

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

A: According to the given information, we have 44% of people own dogs.

Q: A financial services committee had 60 ​members, of which 10 were women. If 8 members are selected…

A: Basic concepts of Probability and Permutation-Combination are used.

Q: A committee of 5 people is to be formed randomly from a group of 10 women and 6 men. Find the…

A: Introduction: Definition: Probability A probability is a number that reflects the chance or…

Q: At a certain hospital, 40 patients have lung cancer, 25 patients smoke, and 20 have lung cancer and…

A: Given: At a certain hospital 40 patients have lung cancer ,  25 patients smoke and  , 20 patients…

Q: If 25% of the bulbs produced by ABC Lighting Company are defective, determine the probability that…

A:

Q: In a large population, 62 % of the people have been vaccinated. If 4 people are randomly selected,…

A: It is given that p=0.62 and n=4.

Q: Two cards are drawn from a standard deck of cards, and one of the two cards is noted and removed.…

A:

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

A: Given 24% of people own dogs

Q: Suppose that 36% of people own dogs.  If you pick two people at random, what is the probability that…

A: Given that 36% of people own dogs.  Sample size, n = 2

Q: In a city, 40% of the population is poor, 25% people are rich, and 35% are middle class.find the…

A: Given Information: 40% of the population is poor  25% people are rich 35% are middle class.

Q: A box has 11 marbles, 6 of which are white and 5 of which are red. A sample of 7 marbles is selected…

A: Given:Total number of marbles = 11Total white marbles = 6Total red marbles = 5Number of marbles that…

Q: Suppose that in an assortment of 20 calculators there are 4 with defective switches. Draw with and…

A: Given, Total no of calculators (n) = 20 No of defective calculators (x) = 4 Draw with and without…

Q: Suppose there are 40 tickets in a box, 10 of which have a prize written on them. If you draw 5…

A: Given that - There are 40 tickets in a box, 10 of which have a prize written on them. If you draw 5…

Q: A high school class consists of 6 seniors, 10 juniors, 11 sophomores, and 9 freshmen. Exactly 4 of…

A: Given : seniors = 6 juniors = 10 fresmen = 9 sophomores = 11 total = 36 4 juniors are female that…

Q: A survey of 8 students was taken regarding their favorite subject, food, and sport and the results…

A: Total students , n = 8   a. a student whose favorite sport is soccer and favorite subject is English…

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

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: Suppose two players are playing a game and a fair die is rolled once to see who wins. **Leave all…

A: Given a fair die,Number of players = 2Player 1 win if a even number is rolled.Total even numbers…

Q: Suppose that 3 cards are drawn from a well-shuffled deck of 52 cards. What is the probability that…

A: We know that in a deck of 52 cards, there are 13 cards of clubsThe probability of choosing the 1st…

Q: Suppose that in an assortment of 24 calculators there are 4 with defective switches. Draw with and…

A: given,total no.of calculators=24no.of defective switches=4

Q: Suppose that a survey of 350 college students is taken. Each student is asked the type of college…

A:

Q: If N persons are seated at a round table find the probability that two named persons are neighbours…

A: Here Given  N persons seated at a round table.

Q: Suppose that 36% of people own dogs. If you pick two people at random, what is the probability that…

A: Use the given information to obtain the objective of the problem. The probability that people own a…

Q: Suppose that a survey of 350 college students is taken. Each student is asked the type of college…

A: Given: The total sample space of college students is  n(s)=350 Probability of an event: Probability…

Q: In a batch of 1900 toys, there are, on average, 10 defective ones. If a random sample of 140 is…

A: Given: Total number of toys = 1900 Number of defective toys = 10 Number of toys selected = 140…

Q: At a certain hospital, 16 patients have lung cancer, 10 patients smoke, and 8 have lung cancer and…

A:

Q: If a committee of 3 is to be chosen at random from a class of 15 students, what is the probability…

A:

Q: A student types “n" letters to "n" persons and types the recipients' names and addresses in "n"…

A:

Q: Suppose that an employer plans to hire five people from a group of fourteen equally qualified…

A: Let X : number of minority candidates hired. X ~ bin (n, p) where, n = 5, p = 4/14= 0.285714, q =…

Q: There are 40 pairs of gloves in Bills’ glove basket, but the 80 individual gloves are completely…

A: a) Individual B has only one favorite pair as mentioned in (a) question.  Total gloves = 80  Total…

Q: Suppose that 30% of people have a dog, 17% of people have a cat, and 10% of people own both. What is…

A: