Suppose that on a certain messaging service, 4.63% of all messages fail to send. Thus, in a random sample of 19 messages, what is the probability that exactly one fails to send?
Q: According to a study by Oxford University, 75% of all Brits can do routine computations. If an…
A: p = 0.75 n = 11
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A: Given, 54% of the people own dog.That is
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A: Solution
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A: Suppose a random variable x, defines that the number of families those hardly ever pay off the…
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A: Given information:A credit card company has a 0.01 default rate on its accounts. 20 randomly…
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A: Given data, n=22 p=25%=0.25 P(X≥5)=?
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A:
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A:
Q: consider that 2% of engines produced by a factory need to be recalled. If 5 engines produced by it…
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Q: According to a national study, 32% of taxpayers used computer software to do their taxes for a…
A: From the given information, 32% of taxpayers used computer software to do their taxes for a certain…
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A: Poisson Distribution : A Poisson distribution is a discrete probability distribution that applies…
Q: If 10% of the population has a certain characteristic, what is the probability that in a random…
A: n = 10, p = 10% = 0.10, q = 1 - p = 1 - 0.10 = 0.90X ~ Bino(n = 10, p = 0.10)Let X be the number of…
Q: A university has found there is a 3% probability that an application contains an error. Assume…
A: Given: A university has found there is a 3% probability that an application contains an error.…
Q: 29% of automobile drivers state that they have driven while under the influence of alcohol. Suppose…
A: Given that n = 4 , p = 29% = 0.29 , q = 1 - p = 1 - 0.29 = 0.71 X ~ Binomial (n = 4 , p = 0.29) X =…
Q: A recent study suggested that 70% of all eligible voters will vote in the next presidential…
A: Given Information: 70% of all eligible voters will vote in the next presidential election i.e., p =…
Q: A study showed that 69.7% of occupants involved in a fatal car crash wore seat belts. Of those in a…
A:
Q: If 10% of men are bald, what is the probability that fewer than 100 in a random sample of 900 are…
A: Solution:Binomial distribution approximated to normal distribution or not is checked below:It is…
Q: uppose that in a certain community, 80% of drivers fasten their seat belt. Determine the probability…
A: Solution: Let X be the random variable that the number of drivers fasten their seat belt in certain…
Q: According to one study conducted at the University of Texas, 70% of all Americans can do routine…
A: p = 0.7 n = 8
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A:
Q: Suppose that 15% of a population is red-headed, and 10% of the same population is left-handed. If…
A: It is known that, if two events A and B are independent, then P(A and B) = P(A)P(B).
Q: A study of 180 randomly selected American Airlines flights showed that 68 arrived late. What is the…
A: No. of American flights =180 No. of american flights arrived late=68
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A: Given,15% of the seniors in a large high school will enter military service upon graduation. That…
Q: Assume that when human resource managers are randomly selected, 52% say job applicants should…
A: Givenp=0.52n=8x~Binomial(n=8,p=0.52)P(X=x)=(nx)×px×(1-p)n-x ; x=0,1,...,n
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A: Central limit theorem: The central limit theorem states that the sampling distribution of the sample…
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A:
Q: In a survey of 1234 people, 838 people said they voted in a recent presidential election. Voting…
A: Continuity correction factor table: If P(X=n) use P(n – 0.5 < X < n + 0.5)If P(X > n)…
Q: In a study of car accident fatalities that involved impaired drivers, it was found that 535 drivers…
A: Solution: From the given information, number of drunk drivers is 535 and the number of drugged…
Q: It is determined that 62% percent of Grade 12s attend school in a particular urban school district.…
A: Given : n = 500 p = 0.62 q = 1 - p q = 1-0.62 q = 0.38 Here n×p and n×q is greater than 5. hence we…
Q: Suppose that 53% of people own dogs. If you pick two people at random, what is the probability that…
A:
Q: A recent poll indicates that 48% of all registered voters in America plan to vote for a specific…
A: given data, p=0.48n=12q=1-0.48=0.52p(X=x)=nCx *px*q(n-x) (binomial distribution)x= no. of ragisterd…
Q: what is the probability more than half of the sampled students are working full time?
A: Assume sixty percent of all NKU students work full time. If a random sample of 70 NKUstudents is…
Q: The Association reports that among individuals in the 48 to 55 age, 45% drink coffee. If 200 people…
A: let X: number of coffee drinkers…
Q: 15 of the 50 digital video recorders in an inventory are known to be defective. What is the…
A:
Q: In a survey of Canadian nurses who worked more than 45 hours per week, it was found that 321 nurses…
A: Given Data n(nurse under 35 age)=321 n( nurse between 35 to 55 age)=403 Total=321+403=724
Q: In a study, 42% of adults questioned reported that their health was excellent. A researcher wishes…
A: Let us denote X=the number of people with excellent health.n=sample size=13p=probability of…
Q: according to study, 75% of K-12 schools or districts in a county use digital contents such as…
A: It is given that, 75% of K-12 schools or districts in a county use digital contents such as ebooks,…
Q: Suppose 24 % citizens of a country want to join army.Based on a random sample of six citizens, what…
A:
Q: A School has found there is a 3% probability that the question paper contains an error. Assume…
A: GivenThe probability that question paper contain error = 3% let p = 0.03 Total number of question…
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- It is reported that 72% of working women use computers at work. Choosing 6 working women at random, what is the probability that at least one doesn't use a computer at work?A survey reveals that 20% of the girls are Riphah come from remote areas. If 20 RiphahGirls are randomly selected, what is the probability that at most 3 of them come from remotearea? Please send me answers as soon as possible ??Assume that when human resource managers are randomly selected, 41% say job applicants should follow up within two weeks. If 8 human resource managers are randomly selected, find the probability that at least 4 of them say job applicants should follow up within two weeks.
- Assume that when human resource managers are randomly selected, 54% say job applicants should follow up within two weeks. If 14 human resource managers are randomly selected, find the probability that fewer than 5 of them say job applicants should follow up within two weeks.If 2 percent of the rifles in an arsenal are defective, what is the probability that a random sample of 400 contains exactly 6 defective rifles?One light bulb is selected at random from a lot of 140 light bulbs, of which 5% are defective. What is the probability that the light bulb selected is defective?
- Suppose that it is known that 45% of eighteen-year-olds in a particular city do not have a driver's licence. If a random sample of 20 eighteen-year-olds is taken in the city, what is the probability that more than half of them will not have a driver's licence?Based on data from AMSC Online Instruction project, 77% of adult learners use social network sites. If two adult learners are randomly selected, what is the probability that they use social networkA manufacturing machine has a 5% defect rate. If 10 items are chosen at random, what is the probability that at least one will have a defect?
- Nine percent of men and .25% of women cannot distinguish between the colors red and green. If six men are randomly selected for a study of traffic signal perceptions, find the probability that exactly two of them cannot distinguish between and red and greenSuppose a population consists of 10 items, four of which are classified as defective and six of which are classified as non-defective. What is the probability that a random sample of size three will contain two defective items?75% of students in a university have the habit of using a library. What is the probability that at least 130 of the 200 randomly selected students at this university and at most 132 of them have the habit of using the library?