1. It is claimed that in respect to subjects where qualitative and quantitative requirements can be defined, the quantitative alternatives should be preferred.
o Provide three examples each of alternative qualitative and quantitative requirements.
o Explain why the customer should prefer the quantitative option.
o Explain why the software developer should prefer the quantitative option.
Consider the data in the following table, which represents the number of defects found during release n and release n+1 of a large software application. The application is made of a number of modules, where each module has a number of Lines of Code (LOC) that varies between less than 1000 LOC to over 6000 LOC.
|
Lines of Code (LOC)
|
Defects for release n
|
Defects for release n+1
|
|
< 1000
|
11
|
13
|
|
1001 to 2000
|
29
|
42
|
|
2001 to 3000
|
18
|
35
|
|
3001 to 4000
|
7
|
16
|
|
4001 to 5000
|
3
|
8
|
|
5001 to 6000
|
0
|
3
|
|
> 6000
|
1
|
2
|
|
|
|
|
|
TOTAL
|
69
|
119
|
Choose one of the statistical analysis techniques discussed in the lecture notes or another one you may be familiar with to visualise the data. Explain why you have chosen it and show the results. Discuss the results.
Lecture notes can be found here: https://elearning.uol.ohecampus.com/bbcswebdav/pid-7041570-dt-content-rid-209439_4/institution/UKL1/COMP/MNGTQA/Wk1/MNGTQA_Week1_LectureNotes.pdf