The data in the accompanying bar graph are from a random sample of 870 adults. The graph shows four proposals to reduce gun violence in a country and the Proposals to Reduce Gun Violence percentage of surveyed adults who favored each of these proposals. Complete parts (a) and (b) below. 80- 55% 61% 58% 60- 51% Percentage of Adults Favoring the Proposal 40- 20- Required Ban on Ban on Restrict amount or gun registration high capacity assault type of ammunition magazines weapons purchases a. Find the margin of error for this survey. The margin of error is +%. (Do not round until the final answer. Then round to the nearest tenth as needed.) b. Write a statement about the percentage of adults in the country's population who favor to restrict ammunition purchases to reduce gun violence. There is 95% confidence that between |% and |% of all adults in the country favor to restrict. (Use ascending order. Round to the nearest tenth as needed.) Enter your answer in each of the answer boxes. Save for Later