Business Statistics: A First Course, 3rd edition

  • Norean R. Sharpe, 
  • Richard D. De Veaux, 
  • Paul F. Velleman

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Business Statistics: A First Course empowers you to make effective, data-informed decisions. The focus on statistics in the context of real business issues with an emphasis on analysis and understanding helps you to think analytically, to make better business decisions, and to effectively communicate results.

Published by Pearson (December 11th 2020) - Copyright © 2017

ISBN-13: 9780137398751

Subject: Advanced Statistics

Category: Introduction to Business Statistics

Table of contents

Index of Applications

1. Data and Decisions (E-Commerce)
1.1 What Are Data?
1.2 Variable Types
1.3 Data Sources: Where, How, and When
Ethics in Action
Technology Help: Data
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
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 Variable
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 (
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 Relationship
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' Rul
Ethics in Action
Technology Help: Generating Random Numbers
Brief Case: Global Markets

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 Other Continuous Random Variables
Ethics in Action
Technology Help: Probability Calculations and Plots
Brief Case: Price/Earnings and Stock Value

8. Surveys and Sampling (Roper Polls)
8.1 Three Ideas of Sampling
8.2 Populations and Parameters
8.3 Common Sampling Designs
8.4 The Valid Survey
8.5 How to Sample Badly
Ethics in Action
Technology Help: Random Sampling
Brief Cases: Market Survey Research and The GfK Roper Reports Worldwide Survey

9. Sampling Distributions and Confidence Intervals for Proportions (Marketing Credit Cards: The MBNA Story)
9.1 The Distribution of Sample Proportions
9.2 The Sampling Distribution for Proportions
9.3 A Confidence Interval for a Proportion
9.4 Margin of Error: Certainty vs. Precision
9.5 Choosing the Sample Size
Ethics in Action
Technology Help: Confidence Intervals for Proportions
Brief Cases: Has Gold Lost Its Luster? and Forecasting Demand
Case Study II: Real Estate Simulation

10. Testing Hypotheses about Proportions (Dow Jones Industrial Average)
10.1 Hypotheses
10.2 A Trial as a Hypothesis Test
10.3 P-Values
10.4 The Reasoning of Hypothesis Testing
10.5 Alternative Hypotheses
10.6 Alpha Levels and Significance
10.7 Critical Values
10.8 Confidence Intervals and Hypothesis Tests
10.9 Two Types of Errors
10.10 Power
Ethics in Action
Technology Help: Hypothesis Tests
Brief Cases: Metal Production, Loyalty Program, and Confidence Intervals and Hypothesis Tests

11. Confidence Intervals and Hypothesis Tests for Means (Guinness & Co.)
11.1 The Central Limit Theorem
11.2 The Sampling Distribution of the Mean
11.3 How Sampling Distribution Models Work
11.4 Gosset and the t-Distribution
11.5 A Confidence Interval for Means
11.6 Assumptions and Conditions
11.7 Testing Hypotheses about Means - the One-Sample t-Test
Ethics in Action
Technology Help: Inference for Means
Brief Cases: Real Estate and Donor Profiles

12. Comparing Two Means (Visa Global Organization)
12.1 Comparing Two Means
12.2 The Two-Sample t-Test
12.3 Assumptions and Conditions
12.4 A Confidence Interval for the Difference Between Two Means
12.5 The Pooled t-Test
12.6 Paired Data
12.7 Paired t-Methods
Ethics in Action
Technology Help: Comparing Two Groups
Brief Cases: Real Estate and Consumer Spending Patterns (Data Analysis)

13. Inference for Counts: Chi-Square Tests (SAC Capital)
13.1 Goodness-of-Fit Tests
13.2 Interpreting Chi-Square Values
13.3 Examining the Residuals
13.4 The Chi-Square Test of Homogeneity
13.5 Comparing Two Proportions
13.6 Chi-Square Test of Independence
Ethics in Action
Technology Help: Chi-Square
Brief Cases: Health Insurance and Loyalty Program
Case Study III: Investment Strategy Segmentation
Part IV Models for Decision Making

14. Inference for Regression (Nambé Mills)
14.1 A Hypothesis Test and Confidence Interval for the Slope
14.2 Assumptions and Conditions
14.3 Standard Errors for Predicted Values
14.4 Using Confidence and Prediction Intervals
Ethics in Action
Technology Help: Regression Analysis
Brief Cases: Frozen Pizza and Global Warming?

15. Multiple Regression (
15.1 The Multiple Regression Model
15.2 Interpreting Multiple Regression Coefficients
15.3 Assumptions and Conditions for the Multiple Regression Model
15.4 Testing the Multiple Regression Model
15.5 Adjusted R2 and the F-statistic
*15.6 The Logistic Regression Model
Ethics in Action
Technology Help: Regression Analysis
Brief Case: Golf Success

16. Introduction to Data Mining (Paralyzed Veterans of America)
16.1 The Big Data Revolution
16.2 Direct Marketing
16.3 The Goals of Data Mining
16.4 Data Mining Myths
16.5 Successful Data Mining
16.6 Data Mining Problems
16.7 Data Mining Algorithms
16.8 The Data Mining Process
16.9 Summary
Ethics in Action
Case Study V: Marketing Experiment
A. Answers
B. Tables and Selected Formulas
C. Photo Acknowledgments

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