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

This text asks (and answers) important questions about the world of social science measurement. It serves as an introduction for students new to the concepts, advanced students and professionals who could use a review of measurement ideas and procedures, and to anyone interested in knowing more about a test they have to take and interpreting the score they will receive.