Research Finding:
Construction errors detected during system testing cost 10 times more to fix than in the construction phase and 10-25 times more to fix when detected post-release.

Sources:

Cover of IBM Systems Journal

Design and Code Inspections to Reduce Errors in Program Development

  • Recorded 1976 in IBM Systems Journal, 15, no. 3
  • Pages 182-211
  • Michael E. Fagan
Cover of Managing the Software Process

Managing the Software Process

Cover of American Programmer

Calculating the Return on Investment from More Effective Requirements Management

Cover of Software Engineering Institute

Hughes Aircraft's Widespread Deployment of a Continuously Improving Software Process

  • Recorded 1998 in Software Engineering Institute, no. 98-TR-006, May
  • Ron R. Willis et al
Presentation

An Economic Release Decision Model: Insights into Software Project Management

Presentation

What We Have Learned About Fighting Defects

Cover of Balancing Agility and Discipline: A Guide for the Perplexed

Balancing Agility and Discipline: A Guide for the Perplexed

Cover of Professional Software Development

Professional Software Development