Respectful software testing companies hire software testers who possess necessary experience, knowledge and skills in software sphere. For example, the knowledge of agile software development and its constituents is very important. The given post is concentrated on one of the most efficient metrics – Defect Removal Efficiency (DRE).

Defect Removal Efficiency – is an efficient metric that shows a percentage ratio between detected and eliminated bugs within a development process comparing to the number of bugs detected by the users within first 90 days of using the program. DRE is used while performing automated testing services and has its own formula.

DRE Formula:

DRE formula

In order to have a successful Defect Removal Efficiency performance, we should consider the following factors:

• Heed the distribution and severity of bugs.
• Check the history of the client for confirmation when they detect bugs.