A poll of 2,210 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 48 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 all voters opposed is likely to be 50 percent? no, the confidence interval does not contain. 50. yes, the confidence interval contains. 50.
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