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Stem-and-Leaf Plot
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Data Presentation
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Pie Chart
Summarizing Numerical Data
The variables AGE, HS GPA, and GPA2 in the Graduation Rate Data are numerical. In this section we discuss some techniques for summarizing and comparing numerical data.
Stem-and-Leaf Plot
Relative Frequency Table and Histogram
Box-and-Whisker Plot
Dotplot
Symmetry and Skewness
2003-09-08