College bound: A national college researcher reported that 68% of students who graduated from high school enrolled in college. Thirty one high school graduates are sampled. Round the answers to four decimal places. Part: 0/4 Part 1 of 4 (a) What is the probability that exactly 19 of them enroll in college? The probability that exactly 19 of them enroll in college is Part: 1/4 Part 2 of 4 (b) What is the probability that more than 14 enroll in college? Continue X Es Save For Later al Submit Assignme of Liso Privacy Center | Accessibi

Q: Twenty-one percent of people say they've seen a ghost or felt its presence. If 13 people are asked,…

A: Answer:- Given, Twenty-one percent of people say they've seen a ghost or felt its presence. That is,…

Q: 2016, 48.3% of college students voted.  What is the probability of getting 40 or fewer students who…

A: Number of trail n=100Probability of success p=0.483

Q: Text message users receive or send an average of 49.2 text messages per day. What is the probability…

A: Given that, Text message users receive or send an average of 49.2 text messages per day.

Q: According to FBI data 12% are cleared. What is the probability that the detective clears five…

A: Binomial distribution : A Binomial is a type of distribution which has two possible outcomes. i.e.,…

Q: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…

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

Q: Hospital records show that 75% of the patients will recover from a certain disease.             i.…

A: Givenp=0.75n=6x~Binomial(n=6,p=0.75)P(X=x)=Cxn px (1-p)n-x ; x=0,1,2....n

Q: In a certain collection of books, 70% of the book are math books, but 68% of the blue books are math…

A:

Q: 42% of US adults have very little confidence in newspapers. You randomly select 10 US adults. Find…

A: Given that, 42% of US adults have very little confidence in newspapers. Sample size, n = 10

Q: Android Users Iphone Users Total   Ages 18 – 30 405 653 1058   Ages 31 – 40 687 538 1225…

A: Given the sample of age groups compared to android and iPhone users To find:  The probability of…

Q: 11 of the 744 digital video recorders​ (DVRs) in an inventory are known to be defective. What is the…

A: From the provided information,11 of the 744 digital video recorders​ (DVRs) in an inventory are…

Q: What is the probability that 8 adults selected at random from the town all have health insurance? G

A: It is given that the random variable X i.e, health insurance follows Binomial distribution with…

Q: 3. In a signalized intersection, the probability of a vehicle making a left turn per time period is…

A: Let us denote X=the number of vehicles that takes left turn n=number of trials= 15 p=probability of…

Q: Do you know Squidward? According to a survey by Nickelodeon TV, 87% of children under 13 in Germany…

A:

Q: If a person is chosen at random, what is the probability that he or she does not smoke? (round your…

A:

Q: Thirty-five percent of the people who own cellphones use their phones to send and receive text…

A: Formula : Binomial distribution is given by

Q: A national survey reported that 31% of adults in a certain country have hypertension (high blood…

A: Let X denote the no.of adults in a certain country have hypertension and it follows binomial…

Q: Breast cancer According to the American Cancer Society, 199 out of 200 mammograms turn out to be…

A: Let E be the event that mammograms turn out to be normal. Given, n(E)=199 n(S)=200 P(E)=?

Q: In a large population, 68% of the people have been vaccinated. If 5 people are randomly selected,…

A: Givenp=0.68n=5Let x be no.of people vaccinatedx~Binomial(n=5,p=0.68)P(X=x)=(nx)×px×(1-p)n-x   ;…

Q: The statistics department of a college found that there is a 28% chance (0.28) that a student will…

A: From the provided information, The statistics department of a college found that there is a 28%…

Q: What is the probability that he will roll a number greater than 2

A: Given:  A six pair to dice rolled from  S={1,2,3,4,5,6}  then to find probability that number…

Q: It is known that 16% of people ride public transport without paying for it. We talk to 91 people who…

A: Givenp=0.16n=91

Q: n a poll about work, 68% of respondents said that their jobs were sometimes or always stressful.…

A: Given that  68% of respondents said that their jobs were sometimes or always stressful. P = 68% =…

Q: The National Educational Association estimates that 73% of all instructors were satisfied with their…

A: The binomial distribution probability is:P(X=x)=nCx​px(q)n−xwhere ::: x represents the total number…

Q: A study indicates that 80% of households have have a dog. You randomly sample 7 households. Find the…

A:

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: Example: Twenty percent of regular M&Ms are orange. Suppose that you took a random sample of 25,000…

A: It is given that the proportion of regular M&Ms which are orange is:  Size of random sample:…

Q: NBA basketball players have a mean height of 79 inches and a standard devaiation of 3.5 inches.…

A: Solution: Let X be the height of NBA basketball player. From the given information, µ=79 inches and…

Q: The director of a health club conducted a survey and found that 23% of members used only the pool…

A:

Q: he proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Given that The proportion of eligible voters in the next election who will vote for the incumbent is…

Q: A certain insecticide kills 60%60% of all insects in laboratory experiments. A sample of 1111…

A: Step 1: The total number of insects is 11.The probability of killed all insects in the lab is…

Q: The average number of students per day in any given classroom at Lakeland High School is about 22.…

A: Given,The average number of students per day in any given classroom is 22.A random variable…

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: A healthcare agency reported that 51% of people who had coronary bypass surgery in 2008 were over…

A:

Q: According to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Let X be the proportion of things throw away that people bought at the store. The population…

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A:

Q: A professor surveyed his students and asked whether the students love business statistics. One…

A: Given,sample size(n)=100sample proportion(p^)=0.59

Q: 11. Of the 320 graduating students at a particular high school, 240 have applied to Universities,…

A: Given data: Total students=320 Students that have applied to Universities=240 Students that have…

Q: According to a 2009 Reader's Digest article, people throw away about 11% of what they buy at the…

A: From the provided information, Mean (p) = 0.11 Sample size (n) = 90 The standard deviation can be…

Q: A hotel manager believes that 10% of the hotel rooms are booked. If the manager is accurate, what is…

A: Given that 10% of the hotel rooms are booked. That is p=0.10 And there are sample of 454 rooms. That…

Q: The scientist claims that 8% of viruses are airborne if the scientist is accurate what is the…

A:

Q: 4) The table gives the number of degrees earned in a certain university in the 2007-2008 academic…

A: Determine the total number of persons who are awarded with degree in year 2007-2008.…

Q: 13) Approximately 59.4% of adults have added bleach to their laundry. Assume six adults are randomly…

A: Given n=6 P=0.594

Q: If you select a random sample of 144 smartphone​ owners, what is the probability that the sample…

A: Given that,,n=144P( 22.5<< 23.5)=?

Q: 13 percent of the patients in a study reported previous episodes of a stroke. Use 13 percent as the…

A: The mean and the standard deviation of the sampling distribution of the sample proportion is,

Q: 3. Data collected from a website show that 60% of visitors use Scavenger as their web browser. You…

A: The binomial distribution probability is:P(X=x)=nCx​px(q)n−xwhere ::: x represents the total number…