Fundamentals of Descriptive Statistics

Table of Contents

Introduction
v
  1. Introduction to Statistics
1
  2. Percentages and Bar Graphs
7
  3. Shapes of Distributions
13
  4. The Mean: The Most Popular Average
21
  5. The Median and Mode: Alternatives to the Mean
27
  6. The Standard Deviation: First Cousin of the Mean
33
  7. The Range, Quartiles, and Interquartile Range
43
  8. Standard Scores
49
  9. Scattergrams and the Pearson r
57
10. The Coefficient of Determination
71
11. Linear Regression
77
12. Glossary of Descriptive Statistics
87
Appendix A Formula for the Interpolated Median
91
Appendix B Computational Formula for the Standard Deviation
93
Appendix C Computational Formula for the Pearson r
95
Index
97

Overview