Exploratory Data Analysis

by Frederick Hartwig; Brian E. Dearing

• ISBN13: 9780803913707
• ISBN10: 0803913702
• Format: Paperback
• Copyright: 1979-11-01
• Publisher: Sage Publications

Summary

An introduction to the underlying principles, central concepts, and basic techniques for conducting and understanding exploratory data analysis -- with numerous social science examples.

Table of Contents

Editor's Introduction	p. 5
The Exploratory Perspective	p. 9
Looking at Data: Distributions of Single Variables	p. 13
Introduction	p. 13
Displaying Data: The Stem-and-Leaf	p. 16
Summarizing Data	p. 19
Resistant Statistics and Number Summaries	p. 19
The Box-and-Whisker	p. 23
Understanding Data	p. 25
Skewness	p. 26
Outliers	p. 27
Gaps and Multiple Peaks	p. 29
Summary	p. 30
Looking at Data: Relationships Between Variables	p. 31
Introduction	p. 31
Displaying Relationships: The Scatter Plot	p. 32
Summarizing Relationships	p. 34
Fitting a Line	p. 34
Smoothing the Data	p. 36
Median and Hinge Traces	p. 39
Examining Residuals	p. 42
Understanding Relationships	p. 46
Outliers	p. 46
Nonlinear Monotonic Relationships	p. 48
Nonmonotonic Relationships	p. 50
Summary	p. 51
Looking for Structure: Reexpression	p. 52
Introduction	p. 52
Choosing Reexpressions	p. 58
Nonlinear Monotonic Functions	p. 59
Nonmonotonic Functions	p. 65
Summary	p. 66
Multivariate Analysis: Putting It All Together	p. 69
Univariate Analysis	p. 70
Bivariate Analysis	p. 71
Multivariate Analysis	p. 71
Causal Analysis	p. 72
The Exploratory Perspective Revisited	p. 76
References	p. 79
Glossary	p. 80
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