tailieunhanh - Software Cost Estimation and Sizing Methods - Issues and Guidelines

Accurate estimates of the software cost are a critical part of effective program management, particularly for large, complex systems. Predicting the cost of software has evolved, but the practice of cost prediction is far from perfect. Military and commercial programs alike are replete with examples of software cost estimates that differ | RAND PROJECT AIR FORCE THE ARTS CHILD POLICY CIVIL JUSTICE EDUCATION ENERGY AND ENVIRONMENT HEALTH AND HEALTH CARE INTERNATIONAL AFFAIRS NATIONAL SECURITY POPULATION AND AGING PUBLIC SAFETY SCIENCE AND TECHNOLOGY SUBSTANCE ABUSE TERRORISM AND HOMELAND SECURITY TRANSPORTATION AND INFRASTRUCTURE WORKFORCE AND WORKPLACE This PDF document was made available from as a public service of the RAND Corporation. Jump down to document 6 The RAND Corporation is a nonprofit research organization providing objective analysis and effective solutions that address the challenges facing the public and private sectors around the world. Support RAND Purchase this document Browse Books Publications Make a charitable contribution For More Information Visit RAND at Explore RAND Project AIR FORCE View document details Limited Electronic Distribution Rights This document and trademark s contained herein are protected by law as indicated in a notice appearing later in this work. This electronic representation of RAND intellectual property is provided for noncommercial use only. Permission is required from RAND to reproduce or reuse in another form any of our research documents. This product is part of the RAND Corporation monograph series. RAND monographs present major research findings that address the challenges facing the public and private sectors. All RAND monographs undergo rigorous peer review to ensure high standards for research quality and objectivity. Software Cost Estimation and Sizing Methods Issues and Guidelines Shari Lawrence pfleeger Felicia Wu Rosalind Lewis Prepared for the United States Air Force Approved for public release distribution unlimited RAND PROJECT AIR .