Introductory Statistics: Exploring the World Through Data, 4th edition
- Robert N. Gould
- , Rebecca Wong
- , Colleen Ryan
Looking for your MyLab or Mastering eTextbook? Find it here
Learn more, spend less
- Find it fast
Quickly navigate your eTextbook with search
- Stay organized
Access all your eTextbooks in one place
- Easily continue access
Keep learning with auto-renew
Introductory Statistics: Exploring the World Through Data helps you learn to think critically with and about data, communicate your findings to others, and evaluate others’ arguments carefully. Crafted by authors who are active in the classroom and in the statistics education community, it combines clear, conversational writing with new and frequent opportunities to apply what you’ve learned.
The 4th Edition fully revises end-of-chapter Data Projects, updates technology guides to match current hardware and software, adds hundreds of new exercises and updates previous exercises, and much more.
Published by Pearson (September 10th 2024) - Copyright © 2025
ISBN-13: 9780138242534
Subject: Introductory Statistics
Category:
Index of Applications
1. Introduction to Data
- Case Study: Dangerous Habit?
- 1.1 What Are Data?
- 1.2 Classifying and Storing Data
- 1.3 Investigating Data
- 1.4 Organizing Categorical Data
- 1.5 Collecting Data to Understand Causality
- Data Project: Introduction: Importing Data
2. Picturing Variation with Graphs
- Case Study: Student-to-Teacher Ratio at Colleges
- 2.1 Visualizing Variation in Numerical Data
- 2.2 Summarizing Important Features of a Numerical Distribution
- 2.3 Visualizing Variation in Categorical Variables
- 2.4 Summarizing Categorical Distributions
- 2.5 Interpreting Graphs
- Data Project: The Bare Bones: Data Types
3. Numerical Summaries of Center and Variation
- Case Study: Living in a Risky World
- 3.1 Summaries for Symmetric Distributions
- 3.2 What's Unusual? The Empirical Rule and z-Scores
- 3.3 Summaries for Skewed Distributions
- 3.4 Comparing Measures of Center
- 3.5 Using Boxplots for Displaying Summaries
- Data Project: The W’s and One H: Asking Interrogative Questions
4. Regression Analysis: Exploring Associations between Variables
- Case Study: Forecasting Home Prices
- 4.1 Visualizing Variability with a Scatterplot
- 4.2 Measuring Strength of Association with Correlation
- 4.3 Modeling Linear Trends
- 4.4 Evaluating the Linear Model
- Data Project: Get It Sorted: Sorting Data
5. Modeling Variation with Probability
- Case Study: SIDS or Murder?
- 5.1 What Is Randomness?
- 5.2 Finding Theoretical Probabilities
- 5.3 Associations in Categorical Variables
- 5.4 Finding Empirical Probabilities
- Data Project: Ask Good Questions: Posing Statistical Investigative Questions
6. Modeling Random Events: The Normal and Binomial Models
- Case Study: You Sometimes Get More Than You Pay for
- 6.1 Probability Distributions Are Models of Random Experiments
- 6.2 The Normal Model
- 6.3 The Binomial Model (Optional)
- Data Project: Transformations for a Better Analysis
7. Survey Sampling and Inference
- Case Study: Spring Break Fever: Just What the Doctors Ordered?
- 7.1 Learning about the World through Surveys
- 7.2 Measuring the Quality of a Survey
- 7.3 The Central Limit Theorem for Sample Proportions
- 7.4 Estimating the Population Proportion with Confidence Intervals
- 7.5 Comparing Two Population Proportions with Confidence
- Data Project: Make it Smaller: Subsetting Data
8. Hypothesis Testing for Population Proportions
- Case Study: Dodging the Question
- 8.1 The Essential Ingredients of Hypothesis Testing
- 8.2 Hypothesis Testing in Four Steps
- 8.3 Hypothesis Tests in Detail
- 8.4 Comparing Proportions from Two Populations
- Data Project: On and Off, and Off and On: Working with Binary Variables
9. Inferring Population Means
- Case Study: You Look Sick! Are You Sick?
- 9.1 Sample Means of Random Samples
- 9.2 The Central Limit Theorem for Sample Means
- 9.3 Answering Questions about the Mean of a Population
- 9.4 Hypothesis Testing for Means
- 9.5 Comparing Two Population Means
- 9.6 Overview of Analyzing Means
- Data Project: Non-binary Coding: Creating Multi-valued Categorical Variables
10. Associations between Categorical Variables
- Case Study: Popping Better Popcorn
- 10.1 The Basic Ingredients for Testing with Categorical Variables
- 10.2 The Chi-Square Test for Goodness of Fit
- 10.3 Chi-Square Tests for Associations between Categorical Variables
- 10.4 Hypothesis Tests When Sample Sizes Are Small
- Data Project: Dating Yourself: Creating New Variables from Dates
11. Multiple Comparisons and Analysis of Variance
- Case Study: Seeing Red
- 11.1 Multiple Comparisons
- 11.2 The Analysis of Variance
- 11.3 The ANOVA Test
- 11.4 Post-Hoc Procedures
- Data Project: What’s in a Name: Splitting and Merging Columns
12. Experimental Design: Controlling Variation
- Case Study: Does Stretching Improve Athletic Performance?
- 12.1 Variation Out of Control
- 12.2 Controlling Variation in Surveys
- 12.3 Reading Research Papers
- Data Project: Making Stacks: Stacking and Unstacking Data
13. Inference without Normality
- Case Study: Contagious Yawns
- 13.1 Transforming Data
- 13.2 The Sign Test for Paired Data
- 13.3 Mann-Whitney Test for Two Independent Groups
- 13.4 Randomization Tests
- Data Project: Breathe Deeply: Prepare a Data Set for Analysis
14. Inference for Regression
- Case Study: Another Reason to Stand at Your Desk?
- 14.1 The Linear Regression Model
- 14.2 Using the Linear Model
- 14.3 Predicting Values and Estimating Means
- Data Project: Is the Pen Mightier than the Keyboard?
Appendices
- A: Tables
- B: Answers to Odd-Numbered Exercises
- C: Credits
Index
Your questions answered
Pearson+ is a one-stop shop for eTextbooks and Study & Exam Prep (also referred to as Channels), both designed to help students get better grades in college. eTextbooks and Study & Exam Prep can be purchased separately or together. eTextbooks have built-in tools that simplify studying, like flashcards, audiobook and search. Study & Exam Prep includes video lessons, practice problems, study guides, Q&A with experts and more, to help you understand tricky topics and get you prepared for test time — all in one place.
A Pearson eTextbook is an easy-to-use digital version of your assigned textbook. eTextbooks, available in Pearson+, give you access to upgraded study tools, including enhanced search, highlights and notes, customizable flashcards, and audio options for hand-free studying. Plus, you can learn on the go with the Pearson+ app.
Pearson+ offers an eTextbook rental, billed as a 6-month subscription. A subscription includes instant access to your eTextbook, including study tools such as the ability to create custom flash cards, take notes, and the option to search and highlight important info in your eTextbook. You can also bundle your eTextbook with Study & Exam Prep. When you check out, you can make a one-time, up-front payment for your eTextbook, or you can choose to pay monthly. If you opt for monthly payments, we will charge your payment method each month until your 6-month subscription ends. If something happens and you need your eTextbook for longer than 6 months, select Extend subscription on the Manage subscription page in My account at any time to continue your subscription before it ends.
A Study & Exam Prep subscription includes video lessons, practice problems and other study tools. With a subscription, you'll get unlimited access to the full range of subjects:
When you purchase an eTextbook subscription, it will last 6 months. You can renew your subscription by selecting Extend subscription on the Manage subscription page in My account before your initial term ends. If you extend your subscription, we'll automatically charge you every month. If you made a one-time payment for your initial 6-month term, you'll now pay monthly. To make sure your learning is uninterrupted, please check your card details. To avoid the next payment charge, select Cancel subscription on the Manage subscription page in My account before the renewal date. You can subscribe again in the future by purchasing another eTextbook subscription.
Channels, also referred to as Study & Exam Prep, is a video platform with thousands of explanations, solutions, and practice problems in 19 subjects to help you do homework and prep for exams. Videos are personalized to your course, and tutors walk you through solutions. Plus, interactive AI-powered summaries and a social community help you understand lessons from your class.
Channels doesn't replace traditional textbooks or eTextbooks. It's an additional tool to help you with your studies, and it can be used with Pearson textbooks or non-Pearson textbooks.
When you choose a Channels subscription, you're signing up for a 1-month, 3-month or 12-month term and you make an upfront payment for your subscription. By default, these subscriptions auto-renew at the frequency you select during checkout. You'll have access to the full video library across all 19 subjects once you've subscribed. You can bundle Channels (also referred to as Study & Exam Prep) with your eTextbook at the time of purchase. Bundle subscription terms vary. You can choose your subscription term and payment frequency at checkout.
When you purchase a Channels subscription, it will last 1 month, 3 months or 12 months, depending on the plan you chose. Your subscription will automatically renew at the end of your term unless you cancel it. We use your credit card to renew your subscription automatically. To make sure your learning is uninterrupted, please check your card details. If your payment method fails, we'll send you an email with instructions for how to update it.