FIVE NUMBER SUMMARY
Please, read the following article that explains the five-number summary: http://web.mnstate.edu/peil/MDEV102/U4/S36/S36_print.html
Answer the following questions:
a) what is the five-number summary? Why is it useful?
b) what is a box-and-whiskers graph? How is it related to the five-number summary?
c) We can use different tools already available on the internet to create box-and-whiskers graphs. This is one of them: http://www.imathas.com/stattools/boxplot.html
Use this tool to create the box-and-whiskers diagram for the following data set:
79, 77, 81, 85, 89, 87, 93, 99
You can cut and paste the graph.
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