ZuoTi.Pro
Question

A recent poll of 1500 U.S. voters found that 600 of them currently approve of Trump’s...

  1. A recent poll of 1500 U.S. voters found that 600 of them currently approve of Trump’s performance as president. Make a 99% confidence interval for the proportion of all U.S. voters that approve of Trumps’s performance. Describe the meaning of the interval you found. (https://news.gallup.com/poll/201617/gallup-daily-trump-job-approval.aspx) <<Very surprising to me that I just updated this from the test I gave last year—and it was lower then. I do not understand!>>
math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Given i n=1500 in-600 lCzggt Th 93t Con fidnte intevel for the formula for rn ム/2=Zooo5二2. 5 76 using-Z table 15 00 15 00 Eニ 0.0326 33 CJ.is (0 3 674, 04326 0.3671 4 PS 0-432 6 McaningNe have 33 Confidlene that the γ0pothon ot) a././ VD+CY,5 ( U. S. VoterS e hauc hat approvo (D3671 0 4326)

0 0
Add a comment
Know the answer?
Add Answer to:
A recent poll of 1500 U.S. voters found that 600 of them currently approve of Trump’s...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 10. In a poll, 396 out of 825 New York voters surveyed indicated that they approve...

    10. In a poll, 396 out of 825 New York voters surveyed indicated that they approve of the job DeBlasio has done as mayor. Make a 99% confidence interval for the percentage of all New York voters who would approve of DeBlasio’s performance as mayor. Describe the meaning of the interval that you found.

  • A particular poll tracks daily the percentage of citizens from a certain country who approve or...

    A particular poll tracks daily the percentage of citizens from a certain country who approve or disapprove of the job the President is doing. Daily results are based on telephone interviews with approximately 1500 national adults. The poll reported that 43​% of adults approve of the President doing his job. A media outlet claimed the true proportion to be 44​%. Find the 99% confidence interval _______________, ________________ (round to 3 decimal points) Please show the math and not just the...

  • Rasmussen Reports polled 1500 likely voters at random on July 8, 2020 and found that 660...

    Rasmussen Reports polled 1500 likely voters at random on July 8, 2020 and found that 660 approved of President Trump’s job performance. Rasmussen Reports polled 1500 likely voters on July 8, 2019 and found that 750 approved of President Trump’s job performance. Did President Trump’s job approval rating decrease? Use a significance level of ? = 0.05. Data retrieved from https://www.rasmussenreports.com/public_content/politics/trump_administration/prez_tra ck_jul24. a) Give the name of the hypothesis test that would be appropriate for this situation. (1 point) b)...

  • A survey of 848 Americans found that 441 do not believe President Trump’s assertion that there...

    A survey of 848 Americans found that 441 do not believe President Trump’s assertion that there is a crisis on the Mexican-US border. (https://www.independent.co.uk/news/world/americas/us-politics/trump-shutdown-latestborder-wall-poll-support-tweets-republicans-democrats-graham-pelosi-a8726206.html) (a) As a Democrat, you believe that a majority of Americans do not believe Trump’s assertion of a crisis at the US-Mexican border and want to confirm your belief. Perform a test at the 0.05 level of significance using a manual calculation of the appropriate (1-sided) confidence interval for the proportion of Americans who do not...

  • A Gallup poll of 1,236 adults showed that 12% of the respondents believe that it is...

    A Gallup poll of 1,236 adults showed that 12% of the respondents believe that it is bad luck to walk under a ladder. Suppose 30 people are selected at random from among the 1,236 were polled, and further suppose we want to calculate the probability that at least 2 of the 30 believe it is bad luck to walk under a ladder. Given that the 30 subjects were selected without replacement, those selections are not independent. Can the probability be...

  • According to the article (pictured below), why are people in Shenzhen not worried about Trump's threat...

    According to the article (pictured below), why are people in Shenzhen not worried about Trump's threat of bringing back jobs from China? Your answer should focus on the culture and socialization in China. SHENZHEN, China-U.S. President-elect Donald Trump's threat to compel Apple Inc. and others to manufacture more at home should strike fear into this Chinese megacity where many of the world's high-tech gadgets are made. Once a sleepy village, Shenzhen today is the sprawling epicenter of China's consumer-electronics industry,...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT