Question: Refer to the Buena School District bus data a Refer

Refer to the Buena School District bus data.
a. Refer to the maintenance cost variable. Develop a box plot. What are the first and third quartiles? Are there any outliers?
b. Determine the median maintenance cost. Based on the median, develop a contingency table with bus manufacturer as one variable and whether the maintenance cost was above or below the median as the other variable. What are your conclusions?

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