Recently, the top web browser had 57.41% of the market. In a random sample of 200 people, what is the probability that fewer than 102 use the top web browser?

Q: Suppose that you sampled 2 CEOs with replacement instead. How many different samples are possible,…

A: Sampling is a process which is used in statistical analysis. In sampling a predetermined number of…

Q: A nylon connector manufacturing plant yields 14 % defective items. If 1000 connectors are randomly…

A: Here, the sample size is n=1000 and the probability of defective items is 0.14. Consider, μ=np…

Q: Suppose a basketball player makes 56.1% of shots and that the probabilty of making each shot is…

A:

Q: It is known that a certain basketball player will successfully make a free throw 90.71% of the time.…

A: From the given information,P = 90.71%= 0.9071So, q = 1- P = 1-0.9071 = 0.0929n = 11we have to find…

Q: A literature professor decides to give a 10-question true - false quiz to determine who has read an…

A: The given scenario satisfies the characteristics of binomial distribution.Formula for binomial…

Q: Assume that when adults with smartphones are randomly​ selected, 43​% use them in meetings or…

A: given data,p(use smart phone in meeting or classes) = 0.43p = 0.43q = 1 - p = 1 - 0.43    = 0.57n =…

Q: In a recent year, 13% of businesses have eliminated jobs. If 6 businesses are randomly sampled, what…

A: Let us denote X=the number of businesses that have eliminated jobs. n=sample size=6 p=probability of…

Q: An economics professional body estimates that 75% of the students taking undergraduate economics…

A:

Q: Suppose the first generation Apple iPad has 5% chance of being defective. What is the probability…

A: From the provided information, Apple iPad has 5% chance of being defective that is p = 0.05 Sample…

Q: On average, 5.5 shoplifting incidents occur per week at an electronics store.  What is the…

A: Poisson Distribution :  A Poisson distribution is a discrete probability distribution that applies…

Q: What is the probability that the two sample proportions will differ by more than

A: From the given information, p=6.2%=0.062p1=10.2%=0.102n1=500p2=8.3%=0.083n2=200

Q: What is the probability of selecting a sample with the proportion of females being 0.56 or greater?

A: here p =  proportion of female in US =  0.51  n = 500

Q: It is reported that 77.71% of working women use computers at work. Choose 11 working women at…

A: The random variable X follows binomial distribution. We have to find the probability that all 11 use…

Q: A survey showed that 82% of adults need correction​ (eyeglasses, contacts,​ surgery, etc.) for their…

A: 82% of adults need correction​ (eyeglasses, contacts,​ surgery, etc.) for their eyesight. 19 adults…

Q: 16 of the 200 digital video recorders​ (DVRs) in an inventory are known to be defective. What is the…

A: Given that, 16 of the 200 digital video recorders​  (DVRs) in an inventory are known to be…

Q: Suppose that 50% of adult Australians believe that Australia should apply to host the next rugby…

A: Given: p=0.5 n=150

Q: A nylon connector manufacturing plant yields 16 % defective items. If 1000 connectors are randomly…

A:

Q: The national weather service states that 40% of hurricanes that make landfall on the east coast of…

A: we have to find probability that in a sample of 19 hurricanes that make landfall on the east coast…

Q: Suppose that 46% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: A market research organization surveyed 102 people and found that 73 of them would like more…

A:

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

Q: Last Fall Semester, 36% of freshmen who applied for football season tickets did not receive tickets…

A: Obtain the probability that more than 40% of those sampled did not receive tickets for all home…

Q: In a study done in my chicken coop, 82% of my birds enjoy eating earwimgs. Chose 7 at random. FIND…

A: The provided information are: Probability of success (p)  = 82% = 0.82 Number of birds chosen (n) =…

Q: Suppose that 20% of fruit flies possess a certain gene.  If we randomly select 20 fruit flies, find…

A: Here given that 20% of fruit flies possess the gene. In a sample of 20 we need to find the…

Q: etter than those without cats? To help answer this question, a cat enthusiast obtained a random…

A: Do you have a Cat? Yes No How well do you sleep? Good Neutral Bad     Good…

Q: In a large population, 59%6 are infected with a certain disease. If you take a random sample of 30,…

A: Given,n=30p=0.59Let x=no.of people infected with certain disease.x~Binomial(n=30 , p=0.59)P(X=x)=Cx…

Q: A survey of 400 randomly selected high school students determined that 286 play organized sports.…

A: The objective of this question is to find the probability that a randomly selected high school…

Q: A Sports Academy trains young athletes for international events. 22% of the athletes choose…

A: It is given that in a academy 22% athletes choose football, 52% choose cricket, and rest choose…

Q: Assume that 65% of the geology student going for the geological fieldwork study the field rock…

A:

Q: in one town, 70% of sdultd have ehalth insurance. What is the probability that 3 adults selected at…

A:

Q: 65% of men consider themselves to be knowledgeable football fans. If 6 men are selected randomly…

A: given that, 65% of men consider themselves to be knowledgeable football fans. Let, X=denotes the…

Q: university study involves a simple random sample of 26 students taken from a population of​ 12,550.…

A: Given that Simple random sample size (n) = 26 Population size  = 12,550 Undergraduate students make…

Q: In a poll conducted by the general social survey, 70% of respondents said that their jobs were…

A: Probability of respondents said that their jobs were sometimes or always stressful(p)= 0.70sample…

Q: Privacy is a concern for many users of the Internet. One survey showed that 59% of Internet users…

A: Let p be the probability of concerned about the confidentiality of their email Based on this…

Q: A manufacturer of electronic car vehicles finds that 10% of production is defected. What is the…

A: The binomial distribution is a discrete probability distribution with parameters n and p. If x is a…

Q: A sample of 3 medicine bottles is taken from an injection molding machine that is 10% nonconforming.…

A: Given,Sample size, n = 3Probability of success, p = 10% = 0.10Let X be a random variable represents…

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.