Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses latitude and longitude to select a random location on the Earth. If 7 such locations are generated, what is the probability that the first 5 locations are in water and the last 2 locations are on land? 0.0010 0.0152 0.0910 0.9090

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: How many people need to attend a party for there to be a > 80% probability that at least two of them…

A: Given information: The probability that at least two of the people share the same birthday is 0.8.

Q: Based on a​ poll, 60​% of adults believe in reincarnation. Assume that 4 adults are randomly​…

A: Let x follows binomial distribution with parameters n = 4 and p = 0.60   The pdf of binomial…

Q: Suppose that 35% of all business executives are willing to switch companies if offered a higher…

A: The population proportion is given to by 0.35 The sample size is n=100 The sample is fairly large so…

Q: In a region, 15% of the adult population are smokers, 0.86% are smokers with emphysema, and 0.24%…

A: Given data: 15% =  adult population are smokers, 0.86% = smokers with emphysema, and 0.24% =…

Q: 60% of people who purchase sports cars are men. If 10 sports car owners are randomly selected, find…

A:

Q: The probability that a randomly selected 33​-year-old male chipmunkchipmunk will live to be 44 years…

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Q: Suppose your bank assigns you a 6-digit PIN using the digits 0 through 9. What is the probability…

A: From the provided information, A 6-digit pin using the digits 0 through 9 is assigned.

Q: What is the probability that exactly 4 of the selected adults believe in reincarnation? e…

A: Note: According to our guidelines we are solving only first three sub-parts of a question and the…

Q: In a certain state, it has been shown that only 62% of the high school graduates who are capable of…

A: Let us denote X=the number of high school graduates who are capable of college work actually enroll…

Q: Based on a survey, assume that 58% of consumers are comfortable having drones deliver their purchase…

A: Given, P(comfortable having drones deliver their purchases) = 58%= 0.58 Multiplication rule for…

Q: In a class of 56 students, what is the probability that at least two students have the same…

A: From the given information, there are 56 students and 365 days in a year. The probability that 1st…

Q: Suppose that, on average, 10 persons in 1000 makes a numerical error in preparing his or her income…

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Q: Suppose that on a certain messaging service, 4.63% of all messages fail to send. Thus, in a random…

A:

Q: Based on a poll, 60% of adults believe in reincarnation. Assume that 8 adults are randomly selected,…

A:

Q: In a study conducted for the state Department of Education, 30 percent of the teachers who left…

A: Given,n=10p=0.30A random variable X~Binomial(n=10 , p=0.30)P(X=x)=10x0.30x1-0.3010-x ;…

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: The probability a randomly selected person in the U.S. has blood type 0- is 0.08. If 12 person in…

A: Given,n=12p=0.08X=no.of persons have blood type-oX~Binomial (n=12 , p=0.08)P(X=x)=nxpx(1-p)n-x  ;…

Q: In a certain city, the Land Transportation Office randomly selected 500 drivers to check whether…

A: Given,n=500p=34=0.75q=1-pq=1-0.75=0.25np=500×0.75=375≥5nq=500×0.25=125≥5Therefore we can use normal…

Q: In a certain board game, a 12-sided number cube showing numbers 1–12 is rolled. If 4 such number…

A: Solution: From the given information, 12-sided number cube showing numbers 1–12. Each number has an…

Q: Suppose Ethernet physical addresses are chosen at random (using true random bits). (a) What is the…

A: Given:  Suppose Ethernet physical addresses are chosen at random.

Q: Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses…

A:

Q: A group of people were asked if they had run a red light in the last year. 496 responded "yes", and…

A:

Q: According to a 2020 article, 69% of men do not wash their hands after using a public restroom.…

A: This is a case of binomial probability. The formula for binomial probability is shown as follows: ,…

Q: On a circuit board, there are 50 chips of which five are defective. If 15 chips ar selected at…

A: .Given data,Total number of chips n=50Defective chips           x=5p=xn=550=0.1If n=15P(X≤2)=?

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

A:

Q: Records show that 65% of employees at a high-level research facility have a doctorate degree. If 14…

A: Given data Record shows that 65% of employees at high level research have a doctorate degree. 14…

Q: Suppose that Revenue Canada will audit 20% of income tax returns reporting an annual income of more…

A: Given,n=15p=0.2q=1-p=1-0.2=0.8A random variable X~Binomial(n=15 , p=0.2)P(X=x)=15x 0.2x0.815-x     ;…

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: Based on a​ poll, 60​% of adults believe in reincarnation. Assume that 7 adults are randomly​…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: Suppose that 68% of people are left handed. If 24 people are selected at random, what is the…

A: Here, probability that the people are left handed is 0.68 and sample size 'n' is 24.

Q: Based on a poll, 60% of adults believe in reincarnation. Assume that 8 adults are randomly selected…

A:

Q: How many people need to attend a party for there to be a > 80% probability that at least two of them…

A: Given information: The probability that at least two of the people share the same birthday is 0.8.

Q: Based on a​ poll, 60​% of adults believe in reincarnation. Assume that 8 adults are randomly​…

A: Solution: a. Let X be the number of adults believe in reincarnation and n be the sample number of…

Q: Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses…

A:

Q: After some genetic testing, a couple discovers that each of their children has a 0.25 probability of…

A:

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: Suppose that 35% of all business executives are willing to switch companies if offered a higher…

A: Given data: p =35% n =100

Q: In a large population, 55 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given that, 55 % of the people have been vaccinated.  Sample size = 5

Q: Assume that a computer manufacturer estimates the defective computers to be 21 % after the…

A: In the given questions, It is assumed that a computer manufacturer estimates the defective computers…

Q: Suppose a math class contains 25 students, 11 females (two of whom speak French) and 14 males (five…

A: GivenTotal no. of students = 25No. of females = 11No.of females whom speak french = 2No.of males =…

Q: About 9% of males are colorblind.  A researcher needs some colorblind subjects for an experiment and…

A: Given information: The chance of males being colorblind is 9% or 0.09. Since a researcher needs some…

Q: A group of people were asked if they had run a red light in the last year. 470 responded "yes", and…

A: Given that,  Response, Yes = 470 Response, No= 283 Total responses = Yes+No = 470+283 n= 753

Q: Based on a survey, assume that 33% of consumers are comfortable having drones deliver their…

A: Given that, The probability of consumers being comfortable having drones is 0.33 The probability of…

Q: Suppose 1 in 5 JWU students own their own car. If four students are randomly selected, what is the…

A: Given

Q: A group of people were asked if they had run a red light in the last year. 478 responded "yes", and…

A: Number of Run red responded yes =478  Number of Run red responded no = 254  Total=478+254=732…

Q: About 8% of males are colorblind. A researcher needs three colorblind men for an experiment and…

A: Given that, Probability p= 8%= 0.08 Then q= 1-p= 1-0.08 = 0.92 We've to find P(X>=3)  When n= 9…

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: Suppose that, on average, 4 persons in 1000 makes a numerical error in preparing his or her income…

A: Given: n = 10000 p = 41000 Formula Used: Poisson distribution:  If a random variable X follows…

Q: Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses…

A: Given that the 71% of the surface of the Earth is covered in water. There are 6 such locations are…