[Expert Solution]: At a recent football game, a terrorist…

At a recent football game, a terrorist group flew a crop duster over the stadium and dusted the western side of the stands with anthrax spores. Fortunately, the wind was blowing toward the west. Once cases were discovered, the investigation began. A total of 1000 people who sat on the eastern side developed disease and 5000 people who sat on the western side developed disease. Of the 80,000 people in attendance, 40,000 were sitting on the western side of the stadium and were considered to have been exposed. Calculate the odds ratio (Round your answer to two decimal points).