3, 2, 10, 2, 1, 5, 3, 2, 1, 5

A. What are the first quartile, the median, and the third quartile of the data?
Be sure to label each one.

B. What is the interquartile range of the data? Show or explain how you got
your answer.

C. The value 10 in the data is an outlier. Explain how this outlier affects the
distribution of the data.

D. If the value 10 in the data is replaced by the mode, by how much will the
mean change? Show or explain how you got your answer.