Question

​If, based on a sample size of 750, a political candidate finds that 471 people would...

​If, based on a sample size of 750, a political candidate finds that 471 people would vote for him in a​ two-person race, what is the 90​% confidence interval for his expected proportion of the​ vote? Would he be confident of winning based on this​ poll?

A 90​% confidence interval for his expected proportion of the vote is [__,__]

​(Use ascending order. Round to four decimal places as​ needed.)

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
If, based on a sample size of 950, a political candidate finds that 533 people would...
If, based on a sample size of 950, a political candidate finds that 533 people would vote for him in a two- person race, what is the 99% confidence interval for his expected proportion of the vote? would he be confident of winning based on this poll?
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 4% margin of error at a 97.5% confidence level, what size of sample is needed? When finding the z-value, round it to four decimal places. You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable preliminary estimation for the population proportion. You would like to be...
A political candidate has asked his/her assistant to conduct a poll to determine the percentage of...
A political candidate has asked his/her assistant to conduct a poll to determine the percentage of people in the community that supports him/her. If the candidate wants a 1% margin of error at a 99% confidence level, what size of sample is needed? Be sure to round accordingly. The candidate would need to survey ?????? people in the community in order to be within a 1% margin of error at a 99% confidence level.
Determining the Minimum Sample Size A political candidate has asked you to conduct a poll to...
Determining the Minimum Sample Size A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 3% margin of error at a 90% confidence level, what is the minimum sample size needed for the study? Give your answer as a whole number.
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 0.5% margin of error at a 95% confidence level, what size of sample is needed?
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 1% margin of error at a 95% confidence level, what size of sample is needed?
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 0.1% margin of error at a 97.5% confidence level, what size of sample is needed?
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 3% margin of error at a 95% confidence level, what size of sample is needed
A political candidate has asked you to conduct a poll to determine what percentage of people...
A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 7% margin of error at a 90% confidence level, what size of sample is needed?
You are working for a certain candidate who is running a provincial election. This candidate finds...
You are working for a certain candidate who is running a provincial election. This candidate finds out that you have taken a statistics course from a certain statistics professor, and assumes that you know a bit about statistics and sampling. The candidate asks you to take a poll in order to estimate the proportion of the voters who cast their vote for him/her with a margin of error of 0.035. You take it upon yourself to take a simple random...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT