Tuning of Cost Drivers by Significance Occurrences and Their Calibration with Novel Software Effort Estimation Method

Table 1

COCOMO cost drivers.

Cost drivers	Very low	Low	Nominal	High	Very high	Extra high
acap	1.46	1.19	1	0.86	0.71
pcap	1.42	1.17	1	0.86	0.7
aexp	1.29	1.13	1	0.91	0.82
modp	1.24	1.1	1	0.91	0.82
tool	1.24	1.1	1	0.91	0.83
vexp	1.21	1.1	1	0.9
lexp	1.14	1.07	1	0.95
sced	1.23	1.08	1	1.04	1.1
stor			1	1.06	1.21	1.56
data		0.94	1	1.08	1.16
time			1	1.11	1.3	1.66
turn		0.87	1	1.07	1.15
virt		0.87	1	1.15	1.3
cplx	0.7	0.85	1	1.15	1.3	1.65
rely	0.75	0.88	1	1.15	1.4