Quality Stats
Bug Locating Effectiveness
% of Projects
They found “hard”
bugs that could have taken us a long time to find
44%
Given some more
time, I would have found most of them
30%
They don’t help too
much
14%
Other
15%
User Suggestion usefulness
% of Projects
Very Creative
25%
Reasonable
55%
Useful but not so
necessary
11%
Not fitting into my
application design
8%
Other
16%
Zhao and Elbaum