Schaum's has Satisfied Students for 50 Years. Now Schaum's Biggest Sellers are in New Editions! For half a century, more than 40 million students have trusted Schaum's to help them study faster, learn better, and get top grades. Now Schaum's celebrates its 50th birthday with a brand-new look, a new format with hundreds of practice problems, and completely updated information to conform to the latest developments in every field of study. Schaum's Outlines-Problem Solved More than 300,000 sold! This review for college courses in probability and statistics has been updated to reflect the latest course scope and sequences. This new edition expands the explanation of theorems (and advanced formulae), making it an especially authoritative reference for engineering and science majors.