Changes From Previous Version
This book is the second edition of Introduction to Statistics by Dr. Valerie Watts, licensed under .
The following is a summary of changes between the first edition and the second edition:
| Overall |
- Moved introductory sub-chapters to chapter title page.
- Added additional exercises as necessary.
- Removed concept reviews from the end of each sub-chapter.
- Moved exercises from the end of each chapter to appropriate sub-chapters.
- Added answers to all exercises.
- Added chapters on time series analysis and statistical quality control.
|
| Chapter 1: Sampling and Data |
- Moved levels of measurement to sub-chapter on types of data.
- Moved frequency distributions to chapter 2.
- Created a new sub-chapter for sampling and sampling techniques.
|
| Chapter 2: Descriptive Statistics |
- Removed frequency polygons.
- Moved time series plots to chapter 14.
- Changed order of sub-chapters.
- Removed content on grouped data calculations.
|
| Chapter 3: Probability |
- Added additional exercises for the complement rule.
|
| Chapter 4: Discrete Random Variables |
- Added additional content on random variables.
|
| Chapter 5: Continuous Random Variables and the Normal Distribution |
- Combined sub-chapters on continuous random variables and continuous probability distributions.
|
| Chapter 14: Time Series Analysis |
- Created this new chapter.
|
| Chapter 15: Statistical Quality Control |
- Created this new chapter.
|
