An annexation suit is being considered against a country subdivision of 1200 residences by a neighboring city. If the occupants of half the residences object to being annexed, what is the probability that in a random sample of 10 at least 3 favor the annexation suit?

Q: A manufacturing machine has a 3% defect rate . If 9 items are chosen at random , what is the…

A: Given data, p=3%=0.03 n=9 P(X>=1)=?

Q: Suppose that 15% of college professors suffer from mental illness. What is the probability that if…

A:

Q: A manufacturing machine has a 9% defect rate. If 5 items are chosen at random, what is the…

A: Given that, A manufacturing machine has a 9% defect rate. Sample size = 5

Q: A manufacturing machine has a 3% defect rate. If 6 items are chosen at random, what is the…

A: Given Data: The defect rate of the machine is: p=3%=0.03 The number of items chosen is: n=6   The…

Q: What is the probability of randomly selecting a 3-children family with two girls?

A: We will first list all possible outcomes in the sample space, then we will use following definition…

Q: In a study of blood donors, 125 were classified as group O and 195 had a classification other than…

A: The objective of this question is to find the probability that a blood donor will have group O…

Q: Suppose that a company owns 400 computers. Each computer has an 11% probability of not working.…

A: Obtain the probability that at least 17 computers are in good condition The probability that at…

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 jury pool consists of 32 people, 15 people aged 45-60 and 17 people aged 25-44. Compute the…

A: A jury pool consists of 32 people, 15 people aged 45-60 and 17 people aged 25-44. The number of ways…

Q: ) Suppose the percentage of those completing a master's degree is 42%. In a random sample of 9…

A: n=sample size=9, p=42%

Q: Suppose that 9% of college undergraduates suffer from a psychological disorder. What is the…

A: Let p be the probability that an undergraduate has a psychological disorder. Given that p = 0.09 Let…

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: It is known that 15% of the seniors in a large high school will enter military service upon…

A: Given,15% of the seniors in a large high school will enter military service upon graduation. That…

Q: manufacturing machine has a 9% defect rate. If 4 items are chosen at random, what is the…

A: p=0.09n=4

Q: Suppose the proportion of elementary students in Texas that are enrolled in fully remote learning…

A: Given that p = 0.20, n = 100, p(x<=10) = ?

Q: A manufacturing machine has a 5% defect rate.If 8 items are chosen at random, what is the…

A: Given,Probability for defective, P=5%=0.05.If 8 items are randomly chosen, n=8.

Q: A manufacturing machine has a 10% defect rate. If 9 items are chosen at random, what is the…

A: It is given that P( success ), p = 10% = 0.10Sample size, n = 9

Q: Uttar Pradash, Rajasthan and Bihar are subregions of India. It is reported that 94% of Uttar Pradash…

A: Given,P(Uttar Pradash residents say Hindi is their first language of choice)=0.94P(Rajasthan…

Q: A manufacturing machine has a 8% defect rate. If 6 items are chosen at random, what is the…

A: Given data:   The given probability of defect rate is p=8%=0.08. The given numbers of items are n=8.…

Q: What is the probability that exactly two-fifths of the freshmen gain weight

A: Let p be the probability that a freshman gains weight. Given that p = 0.4 Let X denotes the number…

Q: A poll is given, showing 75% are in favor of a new building project, if 8 people are chosen at…

A: Answer: From the given data, Sample size(n) = 8 p = 75% = 0.75 X follows binomial distribution (n,p)