[Dev][Quotation] Efficient 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 8 24 4.9 5 5.9 8
30,000 13 97 8 20 9 32
50,000 16 190 10 40 11 67
100,000 22 450 13 93 15 160
200,000 29 1,300 17 210 20 360
300,000 34 1,650 20 345 24 590
500,000 42 3,100 25 640 29 1,100

< 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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