Descriptive Statistics
Which graph to use?
Bar Chart
Histogram
Analogy
Too few categories
Too many categories
Dot Plot
Stem-and-Leaf Plot
Box Plot
An aside...
Box Plot (cont’d)
Using Box Plots to Compare
Which graph to use when?
Scatter Plots
No relationship
Closing comments
Email: lsimon@stat.psu.edu
Home Page: http://www.stat.psu.edu/~lsimon/stat250/fa99/admin/
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