In a nearby​ town, 68​% of adults have health insurance. If 7 adults are randomly selected from the​ town, what is the probability that all of them have health​ insurance?

Q: Of the people who fished at Clearwater Park today, 48 had a fishing license, and 32 did not. Of the…

A: Solution

Q: In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among…

A: Given that, P(E)= 70% = 0.70 P(C)= 19%= 0.19 P(C/E)= 7%= 0.07 P(C Ω E)=?

Q: If 1% of an airline’s flight suffers a minor equipment failure in an aircraft, what is the…

A: From the provided information, 1% of an airline’s flight suffers a minor equipment failure that is p…

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

A: The binomial distribution is a discrete probability distribution. It has n independent Bernoulli…

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: A basket contains 80 potatoes, 6 of which are spoiled. If a sample of 3 is drawn and not replaced,…

A: Let G - good potato B - spoiled potato Given : 80 potatoes, 6 of which are spoiled That is, 74 are…

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: In a group of 15 people 5 can speak german. If 3 people are selected at random to be sent on a…

A: Total number of persons = 15 Number of persons who speak German = 5 Sample size = 3

Q: A group of students consisting of 20 males and 20 females was selected to participate in a research…

A:

Q: A group of students consisting of 20 males and 20 females were selected to participate in a research…

A: Solution: From the given information, there are 20 males and 20 females. Total number of students is…

Q: What is the probability that a student chosen randomly from the class does not have an A?

A: The given information can be described as   Male Female Total A 3 12 15 Not A 2 4 6   5 16…

Q: A bag contains 200 balls that are either red or blue and either dull or shiny. There are 45 shiny…

A: There are totally 200 balls that are either red or blue and either dull or shiny in which there are…

Q: In a math class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys and 5 girls…

A: Given,no.of boys=17no.of girls=13total no.of students=30

Q: A poll is given, showing 55% are in favor of a new building project. If 8 people are chosen at…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: United States, 40% of the population has brown eyes.  If 14 p

A: Here it is given that- Sample proportion (p) = 40100=0.4 Total number of observations (n) = 14 As n…

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: At a local CVS pharmacy, 85% of the customers have a CVS card. In a random sample of 5 customers,…

A: The provided information is: Probability of a Customer would have CVS card (p)=0.85 Consider that X…

Q: Suppose that 56% of students in a college have a smart phone. If you select three students at…

A: Solution: It is given that 56% of students in a college have a smart phone.  Thus, probability that…

Q: Suppose that 49% of people own dogs. If you pick two people at random, what is the probability that…

A: The probability that the people own dogs is 0.49.

Q: If a committee of 4 is to be chosen at random from a class of 10 students, what is the probability…

A: The number of ways a committee of 4 can be chosen from a class of 10 students =104 ways Note that…

Q: A poll is given, showing 60% are in favor of a new building project. If 7 people are chosen at…

A: A poll shows that 60% are in favor of a new building project. Seven people are chosen at random.…

Q: In a particular community, 60% of the voters are Democrats, and 40% are Republicans. 44% of the…

A:

Q: Suppose that 65% of people own dogs. If you pick two people at random, what is the probability that…

A: We will assume independence.

Q: In a group of 2500 persons, are female, 600 are vegetarian, and are female and vegetarian. What is…

A:

Q: In a class of 30 students, 12 have a cat and 19 have a dog. There are 6 students who do not have a…

A:

Q: A machine that manufactures automobile parts produces defective parts 15% of the time. If 8 parts…

A:

Q: n a lot of 25 molded parts there are 5 that are defective, if 3 are selected at random and without…

A: To find the probability that the three parts are defective:

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: A company has 140 employees of which 30 are supervisors. Eighty of the employees are married and 20…

A: Given data, P(Married)= 80/140 = 0.5714 P(Supervisor | Married)= 0.20 P(Married and supervisor)=?

Q: If there are, on the average, 7 defects in a new car, what is the probability that your new car has…

A: The Poisson distribution: A discrete random variable X is said to have a Poisson distribution with…

Q: cards are chosen at random from a deck without replacement, what is the probability that at least…

A: We know that  There are 52 card in the deck in which they divided into two color i.e red(26) and…

Q: In a market study, a researcher found that 70% of customers are repeat customers. If 10 customers…

A:

Q: In a large population, 65% of the people have been vaccinate. Of 5 people are randomly selected what…

A:

Q: a certain population, a group of people has a 0.23% rate of heterochromia. If a random person is…

A: Probability = number of favorable eventstotal number of events

Q: Suppose a group of students take an influenza test and 96% of the students test positive. What is…

A:

Q: In Electrical Eng. Dept., there are 1000 students, out of which 430 girls It is known that out of…

A:

Q: find the probability that only three have traveled to Italy.

A: Let p be the probability that a tourist have traveled to Italy. Given that p = 0.55 Let X denotes…

Q: ) A human resources director for a large corporation claims that of the 97 employees on a typical…

A: P: probability that an employee is on time P= 90/97 = 0.9278 a) P(both arrive on time) = (0.9278)2 =…

Q: A 13-hand card is dealt from a well shuffled deck of 52 cards. What is the probability that the hand…

A: Given A 13-hand card is dealt from a well shuffled deck of 52 cards.

Q: Suppose that 51% of people own dogs. if you pick two people at random what is the probability that…

A: Given: The value of 51% of people own dogs includes the pick two people at random. The probability…

Q: In a class of 23 students, 18 are female and 7 have an A in the class. There are 5 students who are…

A: First, we'll create a table for the given data,   Female Male Total Class A 5 2 7 Other  13 3…

Q: In Electrical Eng. Dept., there are 1000 students, out of which 430 girls. It is known that out of…

A:

Q: In a secondary school, 58% of students who is studying in an art course have purchased a drawing…

A: We have to find given probability.

Q: Suppose that 28% of people own dogs. If two people are randomly selected, what is the probability…

A: Given that 28% of people own dogs. Sample size, n = 2

Q: A group of students consisting of 20 males and 20 females were selected to participate in a research…

A: Obtain the probability that the fourth student selected will be a male.   The probability that the…

Q: A classroom has five students wearing glasses and 16 students not wearing glasses. If we randomly…

A:

Q: Suppose that 73% of students in a college have a smart phone. If you select three students at…

A: Let success denotes one selected student have a smart phone. Then p=probability of success= 0.73…

Q: A Psychology class consists of 14 males and 36 females. If a random sample of n =3 students are…

A: Given that there are 14 males and 36 females. Given that n=3.

Q: In a survey of 1200 college students living in the dorms, 600 said that they had only a tablet in…

A: