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13th Edition

Anderson

Publisher: CENGAGE L

ISBN: 9781305881884

Chapter 3, Problem 68SE

**a.**

To determine

Find the median household income for the sample data for 2013.

**b.**

To determine

Find the percentage change in the median household income from 2007 to 2013.

**c.**

To determine

Find the first and third quartiles.

**d.**

To determine

Find the five number summary for the data.

**e.**

To determine

Identify whether the data contain any outliers by using the *z*-score approach and check whether the approach that uses the values of the first and third quartiles and the interquartile range to detect outliers provide the same results.