Business Statistics, Global Edition -- MyLab Statistics with Pearson eText

Preface

Index of Applications

 

1. Data and Decisions (E-Commerce)

1.1 Data and Decisions

1.2 Variable Types

1.3 Data Sources: Where, How, and When

   Ethics in Action

   Technology Help: Data on the Computer

   Brief Case: Credit Card Bank

 

2. Displaying and Describing Categorical Data (Keen, Inc.)

2.1 Summarizing a Categorical Variable

2.2 Displaying a Categorical Variable 

2.3 Exploring Two Categorical Variables: Contingency Tables 

2.4 Segmented Bar Charts and Mosaic Plots 

2.5 Simpson's Paradox

   Ethics in Action

   Technology Help: Displaying Categorical Data on the Computer

   Brief Case: Credit Card Bank

 

3. Displaying and Describing Quantitative Data (AIG)

3.1 Displaying Quantitative Variables 

3.2 Shape 

3.3 Center 

3.4 Spread of the Distribution

3.5 Shape, Center, and Spread–A Summary

3.6 Standardizing Variables 

3.7 Five-Number Summary and Boxplots 

3.8 Comparing Groups,

3.9 Identifying Outliers,

3.10 Time Series Plots

3.11 Transforming Skewed Data

   Ethics in Action

   Technology Help: Displaying and Summarizing Quantitative Variables

   Brief Cases: Detecting the Housing Bubble and Socio-Economic Data on States

 

4. Correlation and Linear Regression (Amazon.com)

4.1 Looking at Scatterplots

4.2 Assigning Roles to Variables in Scatterplots

4.3 Understanding Correlation

4.4 Lurking Variables and Causation

4.5 The Linear Model

4.6 Correlation and the Line

4.7 Regression to the Mean

4.8 Checking the Model

4.9 Variation in the Model and R2

4.10 Reality Check: Is the Regression Reasonable?

4.11 Nonlinear Relationships

   Ethics in Action

   Technology Help: Correlation and Regression

   Brief Cases: Fuel Efficiency, Cost of Living, and Mutual Funds

 

   Case Study I: Paralyzed Veterans of America

 

5. Randomness and Probability (Credit Reports and the Fair Isaacs Corporation)

5.1 Random Phenomena and Probability

5.2 The Nonexistent Law of Averages

5.3 Different Types of Probability

5.4 Probability Rules

5.5 Joint Probability and Contingency Tables

5.6 Conditional Probability

5.7 Constructing Contingency Tables

5.8 Probability Trees

5.9 Reversing the Conditioning: Bayes’ Rule

   Ethics in Action

   Technology Help: Generating Random Numbers

   Brief Case

 

6. Random Variables and Probability Models (Metropolitan Life Insurance Company)

6.1 Expected Value of a Random Variable

6.2 Standard Deviation of a Random Variable

6.3 Properties of Expected Values and Variances

6.4 Bernoulli Trials

6.5 Discrete Probability Models

   Ethics in Action

   Technology Help: Random Variables and Probability Models

   Brief Case: Investment Options

 

7. The Normal and other Continuous Distributions (The NYSE)

7.1 The Standard Deviation as a Ruler

7.2 The Normal Distribution

7.3 Normal Probability Plots

7.4 The Distribution of Sums of Normals

7.5 The Normal Approximation for the Binomial

7.6 The Other Continuous Random Variables

   Ethics in Action

   Technology Help: Probability Calculations and Plots

    Brief Case

 

8. Surveys and Sampling (Roper Polls)

8.1 Three Ideas of Sampling

8.2 Populations and Paramete