heena gandhi

• Nov 8th, 2005

 

efficiency means doing the right thing and effectiveness is doing the thing right.

roshi abey

• Apr 9th, 2006

 

Difference between Efficiency and Effectiveness?

Nandish HHP

• Jul 28th, 2006

 

Efficiency is a productivity metrics meaning how fast one can do something

Testing efficiency = No. of test cases executed per hour or per person day

Effectiveness is a quality metrics meaning how good a person is at testing.

Testing effectiveness metrics can be "No. of bugs identified by a tester in a given feature
/Total no. of bugs identified in that feature"

No. of bugs identified in testing/ Total No of bugs