This best-selling text by John Taylor, now released in itssecond edition, introduces the study of uncertainties to lowerdivision science students. Assuming no prior knowledge, theauthor introduces error analysis through the use of familiarexamples ranging from carpentry to well-known historicexperiments. Pertinent worked examples, simple exercisesthroughout the text, and numerous chapter-ending problems combineto make the book ideal for use in physics, chemistryandengineering lab courses. This book has been translated into nine languagesand has more adoptions than we can count.