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1. The data set shows the fuel efficiencies, in miles per gallon, of the vehicles featured in a car-buying guide. 27 30 41 27 20 22 36 37 44 45 29 29 Answer: (a) What is the five-number summary of the data set? Show your work. (3 points for correctly identifying the five- number summary: 2 points for showing work) (b) What is the range of the data set? Show your work. (1 point for correctly calculating the range of the data set: 1 point for showing work) (c) What is the interquartile range (IQR) of the data set? Show your work. (1 point for correctly calculating the interquartile range; point for showing work)

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