In an increasingly data-driven world, it is more important than ever for students as well as professionals to better understand basic statistical concepts. 100 Questions (and Answers) About Statistics addresses the essential questions that students ask about statistics in a concise and accessible way. It is perfect for instructors, students, and practitioners as a supplement to more comprehensive materials, or as a desk reference with quick answers to the most frequently asked questions.

# What Is Simple Regression, and What Is an Example of How It Can Be Used?

### What Is Simple Regression, and What Is an Example of How It Can Be Used?

Regression is a powerful technique whereby one variable can be predicted by one other variable or, in the case of multiple regression, more than one variable. In the case of multiple regression, the question asked is how well a set of variables predicts a particular outcome. The goal is to use predictor variables that are unrelated to each other but are singularly related to the variable that is being predicted. Much as in correlation, relationships are being investigated, but the goal is not just to understand the relationship between variables but to effectively predict one from another.

Obesity is a problem the world over, but despite its significance, other than ...

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