A recent survey reports that 22% of students take the bus to campus. If 660 students commute to campus by bus, how many students participated in the study?

Q: Compute a 90% confidence interval for the proportion of American adults who mostly drink diet soda.…

A: We have number of sample n= 2027  Number of favourable x= 485 number of people surveyed most drank…

Q: How many patients were lost to contact?

A: The given table shows the year of death, year of last contact, time and number at risk, number of…

Q: A recent survey of 537 California college students found that 481 had taken an online class in the…

A:

Q: A survey shows that 3/5 Australian adults are overweight and 1/10 Australian adults are obese. What…

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Q: in a survey 7 out of 8 people liked cooking over washing dishes what percent liked cooking more

A: As per question, we need to find how much percentage liked cooking more. So, we need to find both…

Q: A survey asked a random sample students if they estimated they spent more or less than an hour a day…

A: Given that   More  less  7th grade  24 25 8th grade 28 26 We have to find the number of…

Q: A car manufacturer estimates that 25% of the new cars sold in one city have defective engine mounts.…

A: Given information:A car manufacturer estimates that 25% of the new cars sold in one city have…

Q: In a survey of middle school students, 70% play basketball and 40% play basketball and football. Of…

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Q: Compute the test statistic. Round to two decimal places.

A: Sample size, n=2027 No. of adults who drank diet soda, x=485

Q: Of the 328 patients that completed the survey last year, 211 of them claimed to be returning…

A: Given: 328 patients completed the survey 211 patients returning

Q: In a survey of 1536 adults, 36% responded "yes" to the survey question. How many adults answered…

A: From the provided information, Sample size (n) = 1536 36% responded “Yes” to the survey question.…

Q: Gender Yes Girls 537 328 Вoys 532 234 Conduct a test of hypothesis to determine if the two…

A: Given that the total sample of size N=1096 teenage surveyed. The data about the teenagers that uses…

Q: Out of 32 students in a class 5 said they ride their bike to school. Based on these results how many…

A: Unitary method : It is a method by  first determine the value of single unit and then determine the…

Q: A management survey for a company surveyed 235 employees. 105 of the employees surveyed were…

A: Given, Number of employees= 235 Female employees= 105 Male employee % =?

Q: Use the following frequency distribution table to determine how many subjects were in the study. Xf…

A: Given information- We have given the following frequency distribution table. x f 5 2 4 4 3…

Q: According to FBI data, 12% of burglaries.   What should we conclude if the detective clears all…

A: Introduction to binomial distribution: Consider a random experiment involving n independent trials,…

Q: (d) What is the nonresponse rate? (e) Suggest some methods that could be used in a future survey to…

A: The purpose of a survey is to examine the opinions, behaviors, or experiences of individuals or…

Q: Suppose that 35% of people own dogs. If you pick two people at random; what is the percent that they…

A: Solution: From the given information, the probability of people own dog is 0.35. Here, two people…

Q: How many participants (total) were females?

A: Here, the first row sum represents the total female participants.

Q: esearch, you take a portion of a larger group of participants and do the research with that smaller…

A: Population is a collection of individuals or items, which are the subjects, of the study that are…

Q: What proportion of students either own an automobile or lives in a dor

A: From the given information, P(own an automobile)=0.60 P(lives in a dormitory)=0.20 P(own an…

Q: Determine whether the given description corresponds to an observational study or an experiment. A…

A: We have to determine whether the given description corresponds to an observational study or an…

Q: In a sample of 169 students, 16 said they have donated blood. What percent of the students have…

A: Given that, In a sample of 169 students, 16 said they have donated blood.

Q: If four out of every seventeen students prefer to write with pens over pencils, what proportion of…

A: Given that four out of every seventeen students prefer to write with pens over pencils.

Q: what percentage of the women did not work?

A: men women total work 15 23 80 not work 23 28 51 total 38 93 131 percentage of the women…

Q: n a sample of 600 college students, 87.2% said they graduated from high school. How many of the…

A: Given, In a sample of 600 college students 87.2% said they graduated from high school Number of…

Q: There are​ 64% of US adults who own a​ smartphone, up from​ 35% in 2011. Smartphones have become an…

A: If a study involves each and every unit related to the study, then it is called population.  If a…

Q: In a Harris poll of 2302 adults, 14% said they have a tattoo. Approximately how many adults have a…

A: Given information- We have given that in a Harris poll of 2302 adults, 14% have a tattoo. We have to…

Q: In a sample of 169 students, 16 said they have donated blood. What percent of the students have…

A:

Q: A hospital report indicates 25% of its patients had an MRI in January. If 1,060 patients were…

A: It is given that the number of patients is 1,060 and the percentage of patients had an MRI in…