[Dev][Quotation] Nominal Schedules

Systems Products Business Products Shrink-Wrap Products
System Size

(lines of code)

Schedule

(month)

Effort

(man-month)

Schedule

(month)

Effort

(man-month)

Schedule

(month)

Effort

(man-month)

10,000 10 48 6 9 7 15
30,000 16 185 9 37 11 59
50,000 20 360 11 71 14 115
100,000 26 820 15 160 18 270
200,000 35 1,900 20 370 24 610
300,000 41 3,000 24 600 29 1,000
500,000 51 5,500 29 1,100 35 1,800

< Sources : Derived from data in
Software Engineering Economics (Boehm 1981),
“An Empirical Validation of Software Cost Estimation Models” (Kemerer 1987),
Applied Software Measurement (Jones 1991),
Measures for Excellence (Putnam and Myers 1992),
Assessment and Control of Software Risks (Jones 1994)>

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