A manufacturer knows that 14% of the products it produces are defective. Find the probability that among 5 randomly selected products, at least one of them is defective.

Q: In a large population, 50 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Givenp=50%=0.50n=3x=noof people get vaccinatedx~Binomial(n=2,p=0.50)P(X=x)=Cxn px (1-p)n-x    ;…

Q: In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people preferred…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes to total…

Q: In a large population, 54 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given data: 54% of the people have been vaccinated.

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: Twenty-six percent of couples who plan to marry this year are planning destination weddings. In a…

A: Given, n = 12 p = 26% = 0.26 X = 8 Let X be the couples will have a destination wedding.   X ~ B…

Q: If a person randomly picks 4 of the 15 gold coins adealer has in stock, and 6 of the coins are…

A: Given , No of gold coins n=15No of random picks r=4P6 coins are counter feits=?

Q: In a large population, 51% of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability of selecting a person who has been vaccinated is 51% or 0.51 Number of observation = 5…

Q: In a Toyota factory, 137 out of 129,000 cars have faulty brakes. If 50 cars checked at random, what…

A:

Q: In a large population, 59 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Binomial distribution:It is a discrete probability distribution that has exactly two outcomes for…

Q: A box contains 8 bulbs, of which 5 are good and 3 are defective. If 3 bulbs are randomly taken from…

A: Given that  Total bulbs=8 Good bulbs=5 Defective bulbs=3 3 bulbs are chosen at random

Q: A homeowner plants 6 bulbs selected at random from a box containing 5 tulip bulbs  and 4 daffodil…

A: The probability is calculated by dividing the number of observation can involve in the sample…

Q: A homeowner plants 6 bulbs selected at random from a box containing 4 tulip bulbs and 4 daffodil…

A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…

Q: A supplier has 200 compact discs,of which 10% are known to be defective. If a music store purchases…

A: 10% of 200 discs are defective.  So, 10% of 200=0.10x200=20 20 discs are defective and (200-20)=180…

Q: A sample of automobile dealerships found that 19 % of automobiles sold are silver. If two cars are…

A: Given Information: 0.19% of the automobiles sold are silver. Two cars are selected randomly.

Q: In a large population, 69% of the people have been vaccinated. If 5 people are randomly selected,…

A: Given: Sample size (n) = 5 p(people have been vaccinated) = 0.69 Formula: Let "X" be the people that…

Q: A fruit bowl contains 4 green apples and 7 red apples. What is the probability that a randomly…

A: Given: Fruit bowl contain 4 green and 7 red apples.

Q: Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of…

A: Given information:Population proportion (p) = 20%                                         p =…

Q: A tire company produced a batch of 100 tires that includes exactly 24 that are defective. If 4 tires…

A: The probability of defective is,

Q: If math. Professor receives on average of 5 e-mail messages per day from Students, then the…

A:

Q: In a Business Statistics class, there are 15 girls and 11 boys. On a test 2, 9 girls and 6 boys made…

A: Given: In a business statistics class there are 15 girls and 11 boys on a test 2, 9 girls, and 6…

Q: A tire company produced a batch of 5,500 tires that includes exactly 220 that are defective. If 4…

A: Obtain the probability that all the tires good. The probability that all the tires good is obtained…

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: A music fan randomly selects 4CDs from a stack of 35, where 6 are by the same country western…

A: We have given that  A music fan randomly selects 4CDs from a stack of 35, where 6 are by the same…

Q: If an insurance sales representative has a 0.20 probability of making a sale on every call, what is…

A: Given that n = 6,p =0.20 Find P ( x >=2 ) = ?

Q: A single card is selected from a standard deck of 52 cards. What is the probability that it is a 9?

A: Answer - A single card is selected from a standard deck of 52 cards.                What is the…

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

A:

Q: In a large population, 66% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let the random variable X denote the no. of people have been vaccinated and it follows binomial…

Q: Eight out of ten motorcyclists wear safety helmets in states that do not require them. If two…

A: Total number of motorcyclists  = 10 No.of motorcyclists wear safety helmets = 8 The probability that…

Q: In a large population, 53% of the people have been vaccinated. If 5 of the people are randomly…

A: It is given that n = 5 and p =0.53.

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

A:

Q: A recent study found that four out of nine houses were underinsured.  If five houses are selected…

A:

Q: It is known that in a batch of milk cartons, 30% are underfilled. In a sample of six milk cartons…

A: Given that the batch of milk cartons underfilled is 30% and there are sample of six milk cartons.…

Q: In a certain community, 36 percent of families own a dog, and 30 percent of families own a cat. What…

A: A = families own a dog B= families own a cat  P(A)=36%=0.36 P(B)=30%=0.30

Q: In a random survey of 20 students, find the probability that exactly 17 of them will say that they…

A: Given: Total number of students in survey n=20 Number of students say that they do not get enough…

Q: A nylon connector manufacturing plant yields 15 % defective items. If 1000 connectors are randomly…

A: Here, n = 1000, p = 0.15.

Q: Fifty-three percent of U.S. households have a personal computer. In a Random sample of 250…

A: It is an important part of statistics. It is widely used.

Q: In a large population, 70 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Solution: Let X be the number of people has been vaccinated and n be the sample number of people…

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 10 men are randomly​…

A:

Q: A school survey found that 9 out of 10 students like pizza. If three students are chosen at random…

A: We have to find given probability..

Q: In a particular community, 70% of the voters are Democrats, and 30% are Republicans. Sixty percent…

A:

Q: f 2 percent of the rifles in an arsenal are defective, what is the probability that a random sample…

A: Given that  2 percent of the rifles in an arsenal are defective . P = 2% = 0.02 Sample size (n) =…

Q: Assume that you randomly select 8 cards from a deck of 52. What is the probability that all of…

A: Total cards in a standard deck = 52 Total diamonds cards = 13

Q: A recent study shows that 4% of California residents consider purchasing an electric car . If we…

A:

Q: What is the probability that at least one of the next four cars that enter the lot is a sedan?

A: Ramon is a parking lot attendant. He estimates that 30% of the cars in the lot are sedans, 10% are…

Q: Find the probability that a card drawn at random from a well-shuffled deck is ace or jack?

A: W ehave to find given probability.

Q: In a large population, 71 % of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: Sixty-three percent of U.S. households have a personal computer. In a random sample of 400…

A: Let p be the proportion of households have a personal computer. Given that p = 0.63 Let X denote the…

Q: In one town, 81% of all voters are Democrat. If two voters are randomly selected for a survey, what…

A: It is given that the percentage of voters are Democrat is 81%.

Q: In a small private​ school, 3 students are randomly selected from 18 available students. What is the…

A: Given information 3 Students are selected from 18 students

Q: For a box containing 25 matches dropped into water, what is the probability that fewer than three of…

A: Let p be the probability that a match will light. Given that p = 0.17 Let X denote the number of…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.