7th Edition

ISBN: 8220102743984

Author: STEPHAN

Publisher: PEARSON

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Textbook Question

Chapter 2, Problem 2.72AC

(Student Project)Â The Data and Story Library (DASL) is an online library of data files and stories that illustrate the use of basic statistical methods. Go toÂ lib.stat.cmu.edu/index.php, click DASL, and explore some of the various graphical displays.

Select a graphical display that you think does a good job revealing what the data convey. Discuss why you think it is a good graphical display.
Select a graphical display that you think needs a lot of improvement. Discuss why you think that it is a poorly constructed graphical display.

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Chapter 2, Problem 2.71AC

Chapter 2, Problem 2.73AC

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Chapter 2 Solutions

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Solution Summary: The author concludes that the graphical display is good, since the values are falling along a straight line except one outlier. The boxplots are not clear and the chart title in the graph makes comparison difficult.

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