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- Interquartile range from a frequency table ●●○○○ 20 ptsA survey records the number of people in each car passing a particular point. The frequency of each number of people in a car is: - 1 person: 45 cars - 2 people: 198 cars - 3 people: 121 cars - 4 people: 76 cars - 5 people: 52 cars - 6 people: 13 cars Find the interquartile range of the number of people in a car.