 |  Research Design and Methods: A Process Approach, 5/e Kenneth S. Bordens,
Indiana University/Purdue University - Fort Wayne
Bruce Barrington Abbott,
Indiana University/Purdue University
Chapter 12 OutlineDescriptive Statistics and Exploratory Data Analysis
Organizing Your Data
Organizing Your Data for Computer Entry
Entering Your Data
Grouped Versus Individual Data
Grouped Data
Individual Data
Using Grouped and Individual Data
Graphing Your Data
Elements of a Graph
Bar Graphs
Line Graphs
Shapes of Line Graphs
Scatterplots
Pie Charts
The Importance of Graphing Data
Showing Relationships Clearly
Choosing Appropriate Statistics
The Frequency Distribution
Displaying Distributions
The Histogram
The Stemplot
Examining Your Distribution
Descriptive Statistics: Measures of Center and Spread
Measures of Center
The Mode
The Median
The Mean
Choosing a Measure of Center
Measures of Spread
The Range
The Interquartile Range
The Variance
The Standard Deviation
Choosing a Measure of Spread
Boxplots and the Five-Number Summary
Measures of Association, Regression, and Related Topics
The Pearson Product-Moment Correlation Coefficient
Factors That Affect the Pearson Correlation Coefficient
The Point-Biserial Correlation
Factors That Affect the Point-Biserial Correlation
The Spearman Rank-Order Correlation
The phi Coefficient
Linear Regression and Prediction
Bivariate Regression
Residuals and Errors in Prediction
The Coefficient of Determination
The Correlation Matrix
Multivariate Correlational Techniques
Summary
Key Terms |
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2002 McGraw-Hill Higher Education