Travelers pay taxes for flying, car rentals, and hotels. The following data represents the total travel tax for a 3-day business trip in eight randomly selected cities. Note: Chicago has the highest travel taxes in the country at $101.27. Data is normally distributed and s= 12.324 dollars. Construct and interpret a 90% confidence interval for the standard deviation travel tax for a 3-day business trip.
67.81 78.69 68.99 84.36
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80.24 86.14 101.27 99.29