Code inspection is four times more effective than testing

Research Findings
Why should you inspect software?
Long lasting Return on Investment
Code inspection is four times more effective than testing

Research Finding:
Microsoft's applications division has found that it takes 3 hours to find and fix a defect using code inspection compared to 12 hours by using testing.

Source:

Code Complete

Published 2004 by Microsoft Press)
Steve McConnell

Research Findings Why should you inspect software? Long lasting Return on Investment Code inspection is four times more effective than testing

Research Findings
Why should you inspect software?
Long lasting Return on Investment
Code inspection is four times more effective than testing