The data in the accompanying bar graph are from a random sample of 806 adults. The graph shows four proposals to reduce gun violence in a country and the percentage ofsurveyed adults who favored each of these proposals. Complete parts (a) and (b) below.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 the nearest tenth as needed.)