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Population Pr Part 4 of 4 Points: 0.5 of 1 Translate the statement into a confidence interval. Approximate the level of confidence. In a survey of 3539 adults in a country, 41% believe the economy is getting better. Three weeks prior to this survey, 59% believed that the economy was getting better. The survey's margin of error is +2%. Use the results from the newer survey. The confidence interval for the proportion is (0.390 . 0.430) (Round to three decimal places as needed.) Use the results from the newer survey. The interval is a 98.4 % confidence interval. (Round to one decimal place as needed.) Use the results from three weeks prior to the newer survey. The confidence interval for the proportion is (0.57 , 0.61) (Round to three decimal places as needed.) Use the results from three weeks prior to the newer survey. The interval is a % confidence interval (Round to one decimal place as needed.)