Please show all steps using ONLY EXCEL FORMULAS. A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n=1088, x=530 who said "yes". Use a 99% confidence level. a) Find the best point estimate of the population proportion p. b) Identify the value of the margin of error E. c) Construct the confidence interval. d) Write a statement that correctly interprets the confidence interval.

Q: You're considering going to graduate school, and you would like to know how many people would…

A:

Q: In a survey of 2224 adults in a recent​ year, 1280 say they have made a New​ Year's resolution.…

A: Obtain the 90% confidence interval for the population proportion. The 90% confidence interval for…

Q: A recent study of high school students shows the percentage of females and males who have at LEAST…

A: The (1-α)% confidence interval for the difference in population proportions p1-p2 is given by;…

Q: Use the sample data and confidence level given below to complete parts  (c).   A research institute…

A: It is given that, the number of respondents said yes (x) is 587 and the sample size (n) is 912.  The…

Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research…

A:

Q: In a survey of 2549 adults in a recent​ year, 1270 say they have made a New​ Year's resolution.…

A:

Q: In a survey of 2195 adults in a recent​ year, 1454 say they have made a New​ Year's resolution.…

A:

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

A: Given data, n=152 x=101 p=x/n =0.664 The 95% CI is Zc=1.96

Q: In a survey of 2000 adults in a recent​ year, 708 made a New​ Year's resolution to eat healthier.…

A: Confidence interval for population proportion is given by, p^ +- z* √(pq/n) At 90% z = 1.645 At 95%…

Q: In a survey of 2113 adults in a recent​ year, 741 made a New​ Year's resolution to eat healthier.…

A:

Q: In a survey of 3985 ​adults, 711 oppose allowing transgender students to use the bathrooms of the…

A: Given, n=3985 x=711 To find a confidence interval for a population proportion.

Q: You're considering going to graduate school, and you would like to know how many people would…

A: From the provided information Sample size (n) = 29, People who recommend x = 9 The sample proportion…

Q: In a survey of 2002 adults in a recent​ year, 701 made a New​ Year's resolution to eat healthier.…

A: Given:

Q: A survey of 26 individuals found that they spent an average of $39.21 on exercise attire for the…

A: Confidence interval is an inference process which is used to estimate the population parameter. The…

Q: In a survey of 2405 adults in a recent​ year, 1217 say they have made a New Year's resolution.…

A: Given: n=2405 x=1217

Q: Use the sample data and confidence level given below to complete parts  (b)   A research institute…

A: Margin of error can be calculated as shown below.

Q: In a survey of 2407 adults in a recent​ year,1468 say they have made a New​ Year's resolution.…

A: Given that,  Sample size, n= 2407 And X= 1468 We know that proportion, p=X/n So p= 1468/2407 p=…

Q: In a survey of 2108 adults in a recent​ year, 1305 say they have made a New​ Year's resolution.…

A:

Q: In a survey of 2000 adults in a recent​ year 1404, say they have made a New​ Year's resolution.…

A: n=2000x=1404

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: Out of 500 people sampled, 70 had kids. Assuming the conditions are met, construct a 90% confidence…

A:

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

A:

Q: Translate the statement into a confidence interval. Approximate the level of confidence. In a survey…

A: The sample size is 1072, 67% say they are willing to get a second or part-time job to pay for their…

Q: An interactive poll found that 397 of 2,391 adults aged 18 or older have at least one tattoo. A.…

A: Given data: Sample size (n) = 2391 x = 397 adults To construct: 1.95 % confidence interval 2.98%…

Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d).   A…

A: Given that  Sample size n=1002 and Favorable case x=585

Q: Jane wants to estimate the proportion of students on her campus who eat cauliflower. After surveying…

A: The answer is attached below,

Q: In a survey of 3983 ​adults, 747 oppose allowing transgender students to use the bathrooms of the…

A:

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: In a survey of 3292 adults, 1470 say they have started paying bills online in the last year.…

A: Using Excel formula “=NORM.S.INV(1-(0.01/2))”, the critical value for 99% confidence level is…

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

A: It is given that x = 556n = 914Confidence level = 95%

Q: A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n=2320…

A: The random variable percentage of people who said they honked follows binomial distribution. The…

Q: 9. A survey of 280 homeless persons showed that 63 were veterans. Construct a 90% confidence…

A: In a survey of 280 homeless persons showed that 63 were veterans.

Q: A research institute asked students if they felt vulnerable to identity theft. In the poll, n=1047,…

A:

Q: a magazine provided results from a poll of 2000 adults who were asked to identify their favorite…

A: Given Information: A magazine provided results from a poll of 2000 adults who were asked to identify…

Q: In a survey of 2013 adults in a recent​ year, 731 made a New​ Year's resolution to eat healthier.…

A:

Q: A marketing firm is interested in studying what types of links are most profitable on their website.…

A: Given Information: Sample size n=50 visitors Out of which x=35 clicked on a particular link. (a) To…

Q: You're considering going to graduate school, and you would like to know how many people would…

A: Given: X= 6, N=28. Therefore, P=XN=628=0.214

Q: In a survey of 2497 adults in a recent​ year, 1383 say they have made a New​ Year's resolution.…

A: The sample size (n) is 2497 and the value of x is 1383.

Q: ou're considering going to graduate school, and you would like to know how many people would…

A: Given data, n=30 x=7 p=x/n =7/30 =0.23 z-value at 96% confidence is Zc=2.05

Q: In a survey of 2554 adults in a recent​ year, 1357 say they have made a New​ Year's resolution.…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: a) The best point estimate of the population proportion is obtained below: From the given…

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: Givensample size(n)=940x=570