Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p. 10) A survey of 300 union members in New York State reveals that 112 favor the Republican candidate for governor. Construct the 98% confidence interval for the true population proportion of all New York State union members who favor the Republican candidate. 11) Of 357 randomly selected medical students, 30 said that they planned to work in a rural community. Find a 95% confidence interval for the true proportion of all medical students who plan to work in a rural community.

Q: In a survey of 2494 adults in a recent​ year, 1446 say they have made a New​ Year's resolution.…

A:

Q: In a survey of 2390 adults in a recent year, 1455 say they have made a New Year's resolution.…

A: Given that, n = 2390 x = 1455

Q: Refer to the data set of 20 randomly selected presidents given below. Treat the data as a sample and…

A: Given that            sample size, n=20 Here, we have to construct a​ 95% confidence interval…

Q: A poll of 827 students at Alpha State College found that 61% of those polled preferred a quarter…

A: Given that Sample size n = 827 Sample proportion of students who prefer a quarter system = 0.61 The…

Q: A psychologist is interested in constructing a 99% confidence interval for the proportion of people…

A: From the provided information, Sample size (n) = 739 From which 69 who were surveyed agreed with…

Q: 25.  At a local college, 200 students were asked if they attended orientation. 112 said that they…

A:

Q: A graduate Statistic Student wants to estimate the true proportion of county college ( "c.c.")…

A: we have given that  sample size N=100 ,favorable cases X=64 sample proportion P^=X/N

Q: A survey of 300 union members in New York State reveals that 112 favor the Republican candidate for…

A: The value of x is 112 and n is 300.

Q: Obtain the required confidence interval for the difference between twe independent simple random…

A: Here it is given that- In a random sample of 36 democrats from one city, 18 approved of the mayor's…

Q: In a survey of 464 registered voters, 143 of them wished to see Mayor Paz lose her next election.…

A:

Q: Refer to the data set of 20 randomly selected presidents given below. Treat the data as a sample and…

A: From the information out of 20 randomly selected presidents 8 are  taller than their opponents.

Q: A genetic experiment with peas resulted in one sample of offspring that consisted of 440 green peas…

A: Givenx=155n=440p^=xn=155440=0.3523Confidence interval=95%

Q: When 307 college students are randomly selected and surveyed, it is found that 128 own a car. Find a…

A: Given Data Sample Size, n = 307 Number of successes, x = 128 Significance level,…

Q: 3. A political survey is conducted on a random sample of 1000 voters. Each voter was asked if they…

A: The question is about confidence interval Given : Randomly selected no. of voters ( n ) = 1000 No.…

Q: 324 out of a simple random sample of 400 students hated their online math course. Find a 99%…

A: Given: Number of students that hated the online math course (y) = 324 Number of students (n) = 400…

Q: Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a…

A: margin of error(E)=0.05Assume sample…

Q: In a recent study of 35 ninth graders, the mean number of hours per week they played video games was…

A: Given data, n=35Mean x=16.6sd    σ=2.8

Q: Find the 90% confidence interval for the true proportion of all adults in town who have healthcare

A:

Q: Wildlife biologists inspect 139 deer taken by hunters and find 29 of them carrying ticks that test…

A:

Q: Suppose we are interested in finding a 95% confidence interval for the mean SAT Verbal score of…

A:

Q: In a survey of 2160 adults in a recent​ year, 1422 say they have made a New​ Year's resolution.…

A: The given data is as follows:Sample size, Number of adults who have made a New​ Year's resolution,

Q: Construct the indicated confidence interval for the difference in proportions. Assume that the…

A: Two Prop Z test applicable.

Q: In a previous study, it was found that p̂= .73 for a particular sample. Suppose we would like to…

A: Given information Error = 0.01 Confidence level = 0.98

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll,…

A: Sample size n=943 Favorable cases x =536 Sample proportion p^=x/n  =536/943 =0.5684

Q: B) False A senator wishes to estimate the true population proportion p of United States voters who…

A:

Q: A university dean is interested in determining the proportion of students who receive some sort of…

A:

Q: 4) Out of the 440 people surveyed, a 110 said they listen to Spotify at least one a month. With the…

A:

Q: A random sample of 400 people is selected from Atlantic Canada. They are asked about their views on…

A: According to the given information, we have Given that a random sample of 400 people is selected…

Q: You wonder what percentage of students care about the language of instruction in choosing among…

A: We have to find sample size required.

Q: 4. The manager of University Credit Union (UCU) would like to know what proportion of her customers…

A: According to the given information, we have Total number of customers = 400 Given that 271 of the…

Q: Students want to study the propotion of people in their university community who have tested…

A: given data, n=780x= no. of positive =x=516CI=0.99α=1-0.99=0.01

Q: f 260 employees selected randomly from one company, 18.46% of them commute by carpooling. Construct…

A: Given data, n=260 p=18.46% =0.1846 z-value at 98% confidence is Zc=2.326

Q: A city is divided into 50 geographic subdivisions. An estimate was required of the proportion of…

A: The three random sample size is given as: 611, 521, 734. The no. of households who express in…

Q: assume that a sample is used to estimate population proportion p. find the 95% confidence interval…

A:

Q: 380 students were surveyed for their course selection options for the next semester. 180 of the…

A: Introduction: The 100 (1 – α) % confidence interval for the population proportion, p is: Here, n is…

Q: In a survey of 2477 adults in a recent​ year, 1454 say they have made a New​ Year's resolution.…

A: Givenx=1454n=2477p^=xn=14542477=0.5870

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll,…

A: From the provided information, Sample size (n) = 943 From which 536 said "yes" x = 536 Confidence…