Based on the utilization of the project data collected by the ISBSG, this book explains different estimation techniques and shows you how to complete estimates using the different techniques. It provides estimation equations and project delivery rate tables so that you can use these to estimate your projects. The book also discusses actual estimating experiences from >3,000 completed projects contained in the ISBSG Software Development & Enhancement Repository. This D&E Repository now contains data from more than 4,800 completed projects from around the world.

This book has been developed for those professionals who face the day to day challenge of coming up with accurate estimates for effort and duration of software projects. Readers are not expected to be knowledgeable of, or proficient in use of functional size measurement. For those who are interested, there are chapters that provide simple explanations and examples of how to measure project size using functional size measures.

As well as the professionals who produce estimates, other system developers, project managers, students and lecturers should find a wealth of useful information in the book.