Are your readers having trouble with graphs? Do they wish someone could explain data, graphing, or statistics in a simple way? From ratios and line plots to percentiles and sampling, this book takes a step-by-step approach to teaching data, graphing, and statistics concepts. This book is designed for students to use alone or with a tutor or parent, provides clear lessons with easy-to-learn techniques and plenty of examples. Whether readers are looking to learn this information for the first time, on their own or with a tutor, or they would like to review their skills, this book is a great choice.