Determine the first second and third quartiles for the data, Ask an Expert

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Determine the first, second, and third quartiles for the data in given Exercise; then calculate the interquartile range and the quartile deviation.

Exercise
According to the U.S. Environmental Protection Agency, a sample of 10 subcompact models shows the following estimated values for highway fuel economy (mpg): 40, 33, 32, 30, 27, 29, 27, 23, 21, and 10. For these sample data, determine:

a. The mean, median, range, and midrange.

b. The mean absolute deviation.

c. The standard deviation and variance.

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Statistics and Probability, Statistics

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