The first course in this series, Basic Concepts is designed for anyone who wants to obtain a sound understanding of the information conveyed by QC statistics so they can make meaningful decisions and quickly interpret daily QC results. This course will benefit laboratory students, junior technologists, QC specialists and anyone who wishes to be able to look at QC numbers and quickly convert that numerical data to information to enable appropriate decisions. This interactive program reviews the information conveyed by fundamental statistics and enables participants to interpret and apply this information to evaluate daily QC data. It will help you apply fundamental quality control principles in daily decision making in clinical laboratories. Note: This edition refers to Zoe Brooks as the author, as she has made significant changes to the content over the years. Please recognize that David Plaut was co-author of the original material, and a significant contributor to concepts presented.