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Data Visualization, Volume I by Amar Sahay

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APPENDIX C

Charts and Graphs using MINITAB 17

Computer Instructions

Refer to MINITAB Data Files for All the Charts and Graphs Data

http://www.businessexpertpress.com/books/data-visualization-volume-one-recent-trends-and-applications-using-conventional-and-big-data

Histograms using MINITAB

Different types of histograms can be constructed, depending upon what we are trying to accomplish. A histogram helps us to see several characteristics of the data. From a histogram we can discover:

1.the shape of the distribution, i.e., if the shape is symmetrical or skewed;

2.the variability of the data, i.e., if the data have large or small variation; and

3.the concentration of the data, i.e., which intervals or classes have more values in them.

MINITAB provides ...

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