A manufacturer ships toasters in cartons of 20. In each​ carton, they estimate a 15​% chance that any one of the toasters will need to be sent back for minor repairs. What is the probability that in a​ carton, there will be exactly 2 toasters that need​ repair? The probability of exactly 2 toasters needing repair is _____

Q: When a new machine is not functioning properly, 20% of the items produced are defective. If a random…

A: Let us denote X= number of defective itemsn=sample size=5p=probability of success=20%=0.20X follows…

Q: A pharmacist receives a shipment of 22 botries of a drug and has 3 of the bottles tested.4 of the 22…

A: Obtain the probability that exactly 1 of these tested bottles is contaminated.   The probability…

Q: In recent study of nurses of a local hospital, eight hundred and twenty four said that they prefer…

A:

Q: Many people swimming to St. Martin Islands from Teknaf get lost, of whom 23% are found by trained…

A: The conditional probability of happening of event A when event B already happened, can be expressed…

Q: Many people swimming to St. Martin Islands from Teknaf get lost, of whom 30% are found by trained…

A:

Q: In testing a certain kind or truck tire over rugged terrain, it is found that 20% of the trucks fail…

A: Solution Given: Sample size (n) = 13 Probability of success (p) = 0.20 I will use excel formula…

Q: State Farm Insurance studies show that in Colorado, 60% of the auto insurance claims submitted for…

A: (b) The random variable X is defined as the number of claims are made by males under age 25 which…

Q: In testing a certain kind of truck tire over rugged terrain, it is found that 25% of the trucks fail…

A:

Q: . What is the approximate probability of throwing between 47 and 53 heads in 100 tosses of unbiased…

A:

Q: An aircraft seam requires 27 rivets. The seam will have to be reworked if any of these rivets is…

A: Let p be the probability that the rivet is defective

Q: A retailer purchases 100 of a new brand DVD players of which 2 are defective. The purchase agreement…

A: Given: N=100 x=2 n=5

Q: 12. After examining 5000 records of children of age 5, a dentist finds that 2235 had at Teast one…

A: Given problem Given that   After examining 5000 records of children of age 5, a dentist finds that…

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 14 men are randomly…

A: given p=65%=0.65 , n=14  P(X=3)=? X~Bin(n=14, p=,0.65)

Q: During July, a car dealership sold 24sedans, 15trucks, 9SUVs, and 6coupes. Based on these…

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Q: Suppose that a fast food restaurant can expect two customers every 3 minutes, on average. What is…

A:

Q: In testing a certain kind or truck tire over rugged terrain, it is found that 40% of the trucks fail…

A: (a) The probability that from 2 to 6 have blowouts is obtained below: From the given information,…

Q: At a coffee shop, the first 100 customers' orders were as follows. Small Medium Large Hot 48 22 Cold…

A:

Q: Suppose that a fast food restaurant can expect two customers every 3 minutes, on average. What is…

A: Using poisson distribution Find p( x<=4)=?

Q: In a technology company, it is known that the average of network failure is 3 per week. What is the…

A: Given : Average, μ= λ = 3

Q: A particular telephone number is used to receive both voice calls and fax messages. Suppose that 25%…

A: It is given that n = 25 and p = 0.25.

Q: The probability 99% of ChatBot message send to customer are correct. If a sample of 100 massages is…

A:

Q: A recent study indicated that​ 67% of U.S. adults consider air conditioning a necessity. If a random…

A: Let X denote the no.of U.S. adults consider air conditioning a necessity and it follows binomial…

Q: Suppose in a local Kindergarten through 12th grade (K - 12) school district, 53 percent of the…

A: From the given information, n=300 and p=0.53.

Q: An aircraft seam requires 27 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: The leading brand of powdered milk in the Philippines has a market share of 45%. A sample of 14…

A:

Q: In a recent Pew Research Center nationwide telephone survey of American adults, 75% of adults said…

A: Givenp=75%=0.75sample size(n)=1400Mean(μp^)=p=0.75standard…

Q: Twenty-four per 1000 eggs of an insect do not hatch under low humidity conditions, as shown in an…

A: Given information: Twenty- four per 1000 eggs of an insect do not hatch under low humidity…

Q: c) A local jam production company is confident that 60% of the population will like its new…

A: Solution: 1. c. From the given information, the probability that the population will like its new…

Q: In an experiment to study the relationship of hypertension and smoking, the shown data are collected…

A:

Q: A manufacturer of metal pistons finds that on the average, 10% of his pistons are rejected because…

A:

Q: Assuming that P(green) = 0.75, what is the probability that among his 580 plants that the number of…

A: Given that , P(green) = 0.75  Total number of plants = 580  Let, X be the number of pees with green…

Q: An aircraft seam requires 21 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: A machine that fills boxes of cereal underfills a certain proportion p. If 25 boxes are randomly…

A:

Q: A major textbook publisher has a contract with a printing company. It is known that on average 5% of…

A:

Q: In a recent Pew Research Center nationwide telephone survey of American adults, 75% of adults said…

A: Given,sample size(n)=1400sample proportion(p^)=0.75

Q: (a) What is the probability that a person who has the alpha-gene receives at least one negative…

A: From given data ;   alpha gene No alpha gene Positive  0.94 0.04 Negative  1-0.94=0.06…

Q: . 65% of the population of a town is over 20 years old. If a random sample of 30 p the probability…

A: Given: p=probability of success=65%=0.65 n=sample size=30 We need to find P(X≥18). The formula of…

Q: A recent survey found that 65% of all adults over 50 wear glasses for driving. In a random sample of…

A:

Q: On a particular day, a restaurant that is open for lunch and dinner had 177 customers. Each customer…

A: (a) The probability that the customer came for dinner is calculated as: P(Dinner)=Total numbe of…

Q: 2. In testing a certain kind of truck tire over a rugged terrain, it is found that 25% of the trucks…

A: Given problem Given that

Q: Assume 35% of dogs are adopted from a shelter. In a random sample of 500 dogs, what is the…

A: np=500×0.35=175 >5 nq=500×0.65=325 >5 We can approximate the normal probability

Q: In the 2010 election in the UK 65.1% of registered voters voted. Suppose that a random sample of 200…

A: Solution-: Given: n=200, P=0.651 (or 65.1%) We want to find P[p^<0.60]=?

Q: The Production manager of GTW Manufacturing Company inspected that out of 20 bags of biscuits, there…

A:

Q: An aircraft seam requires 20 rivets. The seam will have to be reworked if any of these rivets is…

A: Given information: Total number of rivets required by an aircraft seam = 20 If any of the above 20…

Q: B. Factory that produces bulbs and pack them in boxes of (300), if the probability that the bulbs…

A: Here we apply binomial distribution.

Q: An aircraft seam requires 24 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: R. H. Bruskin Associates Market Research found that 40% of Americans do not think that having a co…

A: Given data, p=40%=0.40 n=5 P(X<=3)=?

Q: The probablity that a region prone to humcanes will be hit by a humicane in any single year is -…

A: The detailed explanation of the given question is given below.

Q: Ques At a cell phone assembly plant, 82% of the cell phone keypads pass inspection. A random sample…

A: Given, p^=μp^=0.82σp^=p^1-p^n=0.82×1-0.82170=0.0295