Division of Participants into Groups:
Group 1 | Group 2
Subjects' Profile - Experiment
ID | English Reading | Participation in industrial projects | Experience (in months) | Testing Tools * | ||||
Development | Testing | Programming | Java | Testing | SPL | |||
1 | advanced | No | No | 48 | 12 | 6 | 18 | A |
4 | intermediate | No | No | 204 | 100 | 40 | 24 | A |
5 | advanced | Yes | Yes | 78 | 24 | 42 | 24 | A, F |
6 | advanced | No | No | 30 | 12 | 6 | 12 | B |
10 | advanced | Yes | No | 12 | 6 | 4 | 24 | A |
12 | advanced | No | Yes | 30 | 12 | 12 | 12 | C |
2 | advanced | Yes | No | 48 | 28 | 6 | 36 | A |
3 | intermediate | Yes | No | 31 | 15 | 4 | 12 | - |
7 | intermediate | Yes | No | 180 | 60 | 24 | 9 | A |
8 | advanced | Yes | Yes | 24 | 12 | 24 | 36 | C |
9 | intermediate | Yes | Yes | 36 | 10 | 36 | 12 | - |
11 | intermediate | No | No | 24 | 6 | 6 | 18 | - |
(*) Testing Tools: [A] JUnit | [B] NUnit | [C] RSpec | [D] Test::Unit | [E] Selenium | [F] Other
Subjects' Profile - Replications
ID | English Reading | Participation in industrial projects | Experience (in months) | Testing Tools * | ||||
Development | Testing | Programming | Java | Testing | SPL | |||
1 | advanced | No | No | 24 | 10 | 0 | 0 | - |
2 | intermediate | Yes | No | 72 | 24 | 3 | 12 | - |
5 | intermediate | No | No | 24 | 9 | 3 | 0 | - |
8 | intermediate | No | No | 24 | 9 | 12 | 6 | - |
10 | advanced | Yes | Yes | 24 | 11 | 2 | 0 | A |
13 | intermediate | No | No | 24 | 10 | 0 | 0 | - |
14 | intermediate | No | No | 18 | 9 | 2 | 0 | - |
15 | advanced | No | Yes | 48 | 2 | 2 | 0 | A |
17 | intermediate | No | No | 24 | 0 | 5 | 1 | - |
18 | basic | Yes | No | 24 | 6 | 0 | 2 | - |
3 | intermediate | No | No | 18 | 9 | 2 | 0 | - |
4 | intermediate | No | No | 24 | 10 | 2 | 0 | - |
6 | advanced | Yes | Yes | 72 | 20 | 6 | 0 | B |
7 | intermediate | No | No | 24 | 9 | 2 | 0 | - |
9 | advanced | No | No | 24 | 9 | 2 | 0 | - |
11 | intermediate | No | No | 24 | 9 | 3 | 0 | - |
12 | intermediate | No | No | 20 | 10 | 2 | 0 | - |
16 | basic | Yes | No | 32 | 24 | 6 | 0 | - |
19 | intermediate | No | Yes | 36 | 12 | 4 | 0 | - |
(*) Testing Tools: [A] JUnit | [B] NUnit | [C] RSpec | [D] Test::Unit | [E] Selenium | [F] Other