Book excerpt: 500 Ways to Achieve Your Best Grades We want you to succeed on your statistics midterm and final exams. That's why we've selected these 500 questions to help you study more effectively, use your preparation time wisely, and get your best grades. These questions and answers are similar to the ones you’ll find on a typical college exam, so you will know what to expect on test day. Each answer includes a comprehensive explanation for full understanding of the concepts involved. Whether you have been studying all year or are doing a last-minute review, McGraw-Hill's 500 Statistics Questions will help you achieve the final grade you desire. Sharpen your subject knowledge and build your test-taking confidence with: 500 essential statistics questions Complete solutions for every problem Coverage from data classification to simple linear regression