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Use the Margin of Error Rule of Thumb to estimate the margin of error for this poll, assuming a 95% confidence level. (Round your answer as a percentage to one decimal place.) How does your answer compare to the margin of error reported by the poll? It is very close to the reported margin of error. It is not very close to the reported margin of error. eBook 9. [-/2 Points] DETAILS MY NOTES PRACTICE ANOTHER A poll of 803 adults in the United States found that a majority-56%-said that changes should be made in government surveillance programs. The poll reported a margin of error of 3.5%. Explain in plain English what we can conclude from this poll. This answer has not been graded yet. Can you assert with confidence that a majority of Americans support making changes in government surveillance programs? Yes, we are confident that the majority of adults support making changes in government surveillance programs. o No, we are not confident that the majority of adults support making changes in government surveillance programs. eBook 10. [-/1 Points] DETAILS MY NOTES PRACTICE ANOTHER A poll of 803 adults in the United States found that a majority-59%-said that changes should be made in government surveillance programs. The poll reported a margin of error of 3.5%. Suppose that the poll had found that 51% said that changes should be made in government surveillance programs. If the margin of error remained at 3.5%, could you assert with confidence that a majority of Americans support making changes in government surveillance programs? Yes, we could be confident that the majority of adults support making changes in changes in government surveillance programs. o No, we could not be confident that the majority of adults support making changes in government surveillance programs. eBook 11. [-/2 Points] DETAILS MY NOTES PRACTICE ANOTHER Suppose we conduct a poll to determine American public opinion concerning our current relations with Europe. We will give the respondents three options: approve, disapprove, or no opinion. Here are some hypothetical data. Approve 33% Disapprove 31% No opinion 36% Suppose this poll has a 95% confidence level with a margin of error of 3.4%. Explain in practical terms what this means. This answer has not been graded yet. Estimate how many people were sampled using the rule of thumb for the margin of error. (Round your answer to the nearest whole number.) people eBook 12. [1/1 Points] DETAILS PREVIOUS ANSWERS MY NOTESeBook 4. [3/3 Points] DETAILS PREVIOUS ANSWERS MY NOTES PRACTICE ANOTHER Explain the meaning of a poll that says 40% of Americans approve of the president's policies, with a margin of error of 4% and confidence level of 90%. In 90 % of such polls, the reported approval of the president's policies will be between 36 % (smaller value) and 44 | % (larger value). eBook 5. [0/1 Points] DETAILS PREVIOUS ANSWERS MY NOTES PRACTICE ANOTHER A sample size of 1000 people is used for a poll. What is the approximate margin of error for a 95% confidence interval? (Round your answer to one decimal place.) Margin of error = 5 * % eBook 6. [-/1 Points] DETAILS MY NOTES PRACTICE ANOTHER A polling organization conducts a poll by making a random survey of 1500 people. Estimate the margin of error at a confidence level of 95% using the rule of thumb for the margin of error. Round your answer as a percentage to one decimal place. eBook 7. [-/2 Points] DETAILS MY NOTES PRACTICE ANOTHER Suppose that a news article refers to a poll that surveyed 846 registered voters and carries a margin of error of plus or minus 3.5 percentage points. Assume a 95% confidence level, and calculate the margin of error. Is your answer 3.5%? Yes, the answer is 3.5%. o No, the answer is not 3.5%. If not, how might you explain the difference between your answer and the one given in this news article? This answer has not been graded yet. eBook 8. [-/2 Points] DETAILS MY NOTES PRACTICE ANOTHER A poll of 823 adults in the United States found that a majority-58%-said that changes should be made in government surveillance programs. The poll reported a margin of error of 3.5%. Use the Margin of Error Rule of Thumb to estimate the margin of error for this poll, assuming a 95% confidence level. (Round your answer as a percentage to one decimal place.) How does your answer compare to the margin of error reported by the poll? It is very close to the reported margin of error. It is not very close to the reported margin of error. eBook 9. [-/2 Points] DETAILS MY NOTES PRACTICE ANOTHER
