Inspection is nearly twice as fast

Research Findings
When should you inspect software?
Inspect before testing
Inspection is nearly twice as fast

Research Finding:
NASA's Software Engineering Laboratory found that code inspection detected about 3.3 defects per hour of effort, compared to 1.8 errors per hour of testing effort.

Source:

Cover of IEEE Transactions on Software Engineering

Evaluating Software Engineering Technologies

Recorded 1987 in IEEE Transactions on Software Engineering, SE-13, no. 7, July
Pages 845-51
David N. Card, F.E. McGarry, and G.T. Page

Research Findings When should you inspect software? Inspect before testing Inspection is nearly twice as fast

Research Findings
When should you inspect software?
Inspect before testing
Inspection is nearly twice as fast