Question

In a poll conducted before the 2012 Republican presidential primary in Michigan, 134 of 420 randomly...

In a poll conducted before the 2012 Republican presidential primary in Michigan, 134 of 420 randomly chosen likely voters indicated that they planned to vote for Mitt Romney.

Find the margin of error for the proportion of voters who planned to vote for Mitt Romney using a confidence level of 99%. Round to three decimal places.

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
In a poll conducted before the 2012 Republican presidential primary in Michigan, 134 of 420 randomly...
In a poll conducted before the 2012 Republican presidential primary in Michigan, 134 of 420 randomly chosen likely voters indicated that they planned to vote for Mitt Romney. Find the margin of error for the proportion of voters who planned to vote for Mitt Romney using a confidence level of 99%. Round to three decimal places.
Excluding voters for third‑party candidates, approximately 52% of the voters in Virginia's 2012 presidential election voted...
Excluding voters for third‑party candidates, approximately 52% of the voters in Virginia's 2012 presidential election voted for Barack Obama, with the other 48% voting for Mitt Romney. In modern presidential politics, the vote in Virginia this year was not particularly close. Obama fairly easily won more than 50% of the votes, claiming Virginia's 13 electoral college votes. Use the Statistical Applet: Confidence Intervals for Proportions to simulate what might have happened in 25 pre‑election polls, with each poll including a...
A poll was conducted before an election for a seat in the Senate. There are two...
A poll was conducted before an election for a seat in the Senate. There are two candidates running: a Democrat and a Republican. The poll shows that 53 % of the voters favor the Democratic candidate, with a margin of error of 2.5 percentage points. Find the confidence interval. Should the Democratic candidate be confident that she will win? Explain.
A poll was conducted before an election for a seat in the Senate. There are two...
A poll was conducted before an election for a seat in the Senate. There are two candidates running: a Democrat and a Republican. The poll shows that 53 % of the voters favor the Democratic candidate, with a margin of error of 2.5 percentage points. Find the confidence interval. Should the Democratic candidate be confident that she will win? Explain. 2.Statistics/ Quantitative Reasoning
Political party affiliation is believed to be a very strong indicator of how voters will vote...
Political party affiliation is believed to be a very strong indicator of how voters will vote in Presidential Elections. You are interested in determining if voter party loyalty has changed since 1992. During the 1992 election, the proportion of self-proclaimed Republicans who voted for George H. W. Bush was 0.893. During the 2012 election, in a survey of 264 Republican voters, 198 indicated that they had voted for Mitt Romney. The 99% confidence interval for this proportion is ( 0.6814...
In a recent poll, 134 registered voters who planned to vote in the next election were...
In a recent poll, 134 registered voters who planned to vote in the next election were asked if they would vote for a particular candidate and 80 of these people responded that they would. We wish to predict the proportion of people who will vote for this candidate in the election. a) Find a point estimator of the proportion who would vote for this candidate. b) Construct a 90% confidence interval for the true proportion who would vote for this...
In a recent poll, 134 registered voters who planned to vote in the next election were...
In a recent poll, 134 registered voters who planned to vote in the next election were asked if they would vote for a particular candidate and 80 of these people responded that they would. 1. 1. We wish to predict the proportion of people who will vote for this candidate in the election. a) Find a point estimator of the proportion who would vote for this candidate. b) Construct a 90% confidence interval for the true proportion who would vote...
A group conducted a poll of 2055 likely voters just prior to an election. The results...
A group conducted a poll of 2055 likely voters just prior to an election. The results of the survey indicated that candidate A would receive 45​% of the popular vote and candidate B would receive 43​% of the popular vote. The margin of error was reported to be 2​%. The group reported that the race was too close to call. Use the concept of a confidence interval to explain what this means. What does it mean to say the race...
A newspaper conducted a statewide survey concerning the 1998 race for state senator. The newspaper took...
A newspaper conducted a statewide survey concerning the 1998 race for state senator. The newspaper took a random sample (assume it is an SRS) of registered voters. Let p represent the proportion of registered voters in the state that would vote for the Republican candidate. How large a sample n would you need to estimate p with margin of error 0.03 with 99% confidence
A poll of 2,256 likely voters was conducted on the president’s performance. Approximately what margin of...
A poll of 2,256 likely voters was conducted on the president’s performance. Approximately what margin of error would the approval rating estimate have if the confidence level is 95%? (Round your answer to 4 decimal places.) Margin of error (b) The poll showed that 46 percent approved the president’s performance. Construct a 90 percent confidence interval for the true proportion. (Round your answers to 4 decimal places.) The 90% confidence interval to (c) Would you agree that the percentage of...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT