Thirty percent of all automobiles undergoing an emissions inspection at a certain inspection station fail the inspection. In a random sample of 15 selected cars: (round 3 decimal places) a) Find the probability that at most five of the cars fail the inspection. b) Find the probability that at least three of the cars fail the inspection. c) Find the probability that all 15 of the cars fail the inspection.

Q: In a survey of 1200 college students living in the dorms, 525 said that they had only a tablet in…

A:

Q: From a class of 20 boys and 15 girls, a committee of five students will be selected. What is the…

A: Given that  Total students=20+15=35 Boys=20 , Girls=15 5 students are selected  Find  P(Exactly 1…

Q: An Imaginary Poll in April 2015 asked 771 U.S. adults what their main source of news was:…

A: According to the given information, we haveTotal number of adults = 771Main sources of news…

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

A:

Q: (d) Given that a car accident was caused by speeding, calculate the probability that the driver was…

A: Solution According to guideline we solve three subpart

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: Given : Total number of residents = 437 Number of residents visited state park in last 6 months =…

Q: According to the Federal Communications Commission, 70% of all U.S. households have vcrs. In a…

A: The following data is given: The population proportion that US households have vcrs, p=0.7p = 0.7,…

Q: A survey determines that six out of every ten Niceville residents shop at Walmart. In a group of 10…

A: Given data, n=10 x=6 p=x/n =0.60 P(X>=8)=?

Q: In a large population 59% of the people hace been vaccinated.  If 5 people are randomly selected…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

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

A: Solution: 2. Let X be the number of trucks have blowouts and n be the sample number of trucks…

Q: EXERCISE 30 A couple is planning on having three children. Assuming that each child is equally…

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Q: A recent survey found that 70% of all adults over 50 wear sunglasses for driving. In a random sample…

A: Given that, 70% of all adults over 50 wear sunglasses for driving. Sample size = 10

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

A:

Q: 3. A spinner is divided into equal parts. Miles spun the spinner 300 times, and his results are…

A:

Q: What is the probability that there is exactly one car during a cycle? Exactly one bus? y ue La…

A:

Q: In a survey of 1402 ​people, 965 people said they voted in a recent presidential election. Voting…

A: The given scenario follows binomial distribution as the sample size is large, np and nq are also…

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: Thirty percent of the students in Unix College is in favour of a ban on drinking in the dormitories.…

A: Let us assume that X= number of students who favor ban  X follows a binomial distribution with…

Q: An office receives 20 faxed orders every two hoursWhat is the probability that more than 12 minutes…

A: On an average, an office receives 20 faxed orders every two hours. To find: Probability that more…

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

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Q: Of the physics graduates of a university, 25% received starting salaries of $30,000 or more. If 3 of…

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Q: Seventy five percent of students at a collage with a large student population of Size 100 use the…

A:

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

A:

Q: n a survey of 1119 ​people,805 people said they voted in a recent presidential election. Voting…

A: a) Given that, total number of people =1119

Q: The table gives the results of a survey of 1000 people about reducing industries' carbon emissions.…

A: Given, Favorable Outcomes (Democrat) = 310 Total No Of People in Group = 1000

Q: It has been found from experience that an average of four customers use the drive-through facility…

A: Given that an average of 4 customers come in a 10-minute period. That means an average of 2…

Q: Patients arrive at a hospital and emergency department at random at a rate of 6 per hour. Find the…

A: From the given information, Patients arrive at a hospital and emergency department at random at a…

Q: In a statistical survey, 400 students were asked whether they had made a FLYING FOX.or SWIM. The…

A:

Q: A survey is done of customers at a coffee shop to determine whether there is any difference in the…

A: Given information: The data represents the cross tabulation corresponding to the number of customers…

Q: a.Compute the probability that a randomly selected household earned the following incomes in 2013:…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: c) Find the probability that at least three defectives are found?

A: Here given ,  A manufacturing process that produces electron tubes is known to have a 10% defective…

Q: Find the indicated probability. On a particular night, a baseball stadium sells 60% of its seats,…

A: Given: On a particular night, a baseball stadium sells 60% of its seats, and of those, 15% do not…

Q: It has been found from experience that an average of six customers use the drive‐ through facility…

A:

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

A: Given :   small medium large Hot 5 48 22 cold 8 12 5

Q: In an experiment involving smoke detectors, an alarm was set off at a college dormitory at 3 a.m.…

A:

Q: a) What is the probability that a worker surveyed at random works i) in either the paper mill or the…

A: The concept of independence and mutually exclusive events are two important part of probability.

Q: Fifty-three percent of all persons in the U.S. population have at least some college education.…

A: Given : Fifty-three percent of all persons in the U.S. population have at least some college…

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 11 men are randomly…

A: Given Sixty-five percent of men consider themselves knowledgeable football fans.  Suppose X be the…

Q: • A random sample of 200 adults are classified be- low by sex and their level of education attained.…

A: Solution: The given table of data is

Q: A publisher sends advertising materials for an accounting text to 80% of all professors teaching the…

A: Let: R= Events of received materials R'= Events of not received materials  A= Event of adopting text…

Q: In a summer camp, 48% of the children are enrolled in swimming and 40% in tennis. One-third of the…

A:

Q: Find the probability that a student picked at random will be female or Right- handed? C A random…

A: Probability  A probability tells the chances of an event whose occurrence is uncertain. For example,…

Q: A survey revealed that 36% of people are entertained by reading books, 32% are entertained by…

A:

Q: 47) Of 1232 people who came into a blood bank to give blood, 397 people had high blood pressure.…

A: Given,        no.of people=1232        no.of people  who had        high blood pressure=397

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

A: Given,n=12p=0.26Let X=no.of couples will have a destination weddingX~Binomial(n=12 ,…

Q: Prior to airport construction, a survey was conducted if the residents in a certain barangay are in…

A:

Q: Based on a​ survey, assume that 37​% of consumers are comfortable having drones deliver their…

A: Given Information: 37​% of consumers are comfortable having drones deliver their purchases.

Q: A random sample of 200 adults are classified below according to gender and the level of education…

A:

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.