A First Course in Statistics, 12th Edition

2 Methods for Describing Sets of Data

Contents

1. 2.1 Describing Qualitative Data

2. 2.2 Graphical Methods for Describing Quantitative Data

3. 2.3 Numerical Measures of Central Tendency

4. 2.4 Numerical Measures of Variability

5. 2.5 Using the Mean and Standard Deviation to Describe Data

6. 2.6 Numerical Measures of Relative Standing

7. 2.7 Methods for Detecting Outliers: Box Plots and z-Scores

8. 2.8 Graphing Bivariate Relationships (Optional)

9. 2.9 Distorting the Truth with Descriptive Statistics

Where We’ve Been

• Examined the difference between inferential and descriptive statistics

• Described the key elements of a statistical problem

• Learned about the two ...