The table below shows the result of a national election along with the vote predicted by several organizations before the election. The percentages for each poll do not sum to 100 because of voters...

Extracted text: The table below shows the result of a national election along with the vote predicted by several organizations before the election. The percentages for each poll do not sum to 100 because of voters who indicated they were undecided. Complete parts a and b below. Jones Smith Other Poll/Candidate 49 44 48.6 47 Newspaper poll Television poll Actual vote 3 45 47.1 3.3 a. Find the approximate margin of eror for a sample size of 1250. % (Type an integer or a decimal. Round to the nearest tenth as needed.)