Question

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

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

A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n equals =1091 and x equals =501 who said​ "yes".  Use a

95 % confidence level.

a) Find the best point estimate of the population proportion p.

Population proportion = ?

(Round to three decimal places as​ needed.)

b) Identify the value of the margin of error E.

E= ?

(Round to four decimal places as​ needed.)

​c) Construct the confidence interval.

? < p < ?

(Round to three decimal places as​ needed.)

d) Write a statement that correctly interprets the confidence interval. Choose the correct answer below.

A.One has 95​% confidence that the sample proportion is equal to the population proportion.

B.95​% of sample proportions will fall between the lower bound and the upper bound.

C.There is a 95​% chance that the true value of the population proportion will fall between the lower bound and the upper bound.

D.One has 95​% confidence that the interval from the lower bound to the upper bound actually does contain the true value of the population proportion.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Use the sample data and confidence level given below to complete parts? (a) through? (d). A...
Use the sample data and confidence level given below to complete parts? (a) through? (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the? poll, n equals 1070 and x equals 572 who said? "yes." Use a 95 % confidence level. LOADING... Click the icon to view a table of z scores. ?a) Find the best point estimate of the population proportion p. nothing ?(Round to three decimal places as? needed.) ?b) Identify the...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n=1075 and x=514 who said​ "yes." Use a 95 % confidence level. ​a) Find the best point estimate of the population proportion p. _____ ​(Round to three decimal places as​ needed.) ​b) Identify the value of the margin of error E. E=_____​(Round to three decimal places as​ needed.) ​c)...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n equals n=963 and x=587 who said​ "yes." Use a 90% confidence level. LOADING... Click the icon to view a table of z scores. ​a) Find the best point estimate of the population proportion p. nothing ​(Round to three decimal places as​ needed.) ​b) Identify the value of the...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n equals 1073 and x equals 582 who said​ "yes." Use a 99 % confidence level. LOADING... Click the icon to view a table of z scores. ​a) Find the best point estimate of the population proportion p. nothing ​(Round to three decimal places as​ needed.) ​b) Identify the...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n=1037 and x=509 who said​ "yes." Use a 99% confidence level. Click the icon to view a table of z scores. ​a) Find the best point estimate of the population proportion p. ​(Round to three decimal places as​ needed.) ​b) Identify the value of the margin of error E....
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A drug is used to help prevent blood clots in certain patients. In clinical​ trials, among 4994 patients treated with the​ drug, 180 developed the adverse reaction of nausea. Construct a 95​% confidence interval for the proportion of adverse reactions. a) Find the best point estimate of the population proportion p. ​(Round to three decimal places as​ needed.) ​b) Identify the value of the margin...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A drug is used to help prevent blood clots in certain patients. In clinical​ trials, among 4248 patients treated with the​ drug, 101 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions. ​a) Find the best point estimate of the population proportion p. ​(Round to three decimal places as​ needed.) ​b) Identify the value of the margin...
Use the sample data and confidence level given below to complete parts (a) through (d). A...
Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n = 2420 and x= 1043 who said they honked. Use a 90% confidence level. a. find the best point estimate of the population proportion p (round to 3 decimal places) b. identify the value of the margin of error E (round to 4 decimal places) c. construct...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A drug is used to help prevent blood clots in certain patients. In clinical​ trials, among 4206 patients treated with the​ drug, 148 developed the adverse reaction of nausea. Construct a 99​% confidence interval for the proportion of adverse reactions. ​ a) Find the best point estimate of the population proportion p. ___ ​(Round to three decimal places as​ needed.) ​b) Identify the value of...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). In...
Use the sample data and confidence level given below to complete parts​ (a) through​ (d). In a study of cell phone use and brain hemispheric​ dominance, an Internet survey was​ e-mailed to 2480 subjects randomly selected from an online group involved with ears. 1030 surveys were returned. Construct a 90​% confidence interval for the proportion of returned surveys. ​a) Find the best point estimate of the population proportion p. ​(Round to three decimal places as​ needed.) ​b) Identify the value...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT