Some currents statistics
Programmers tend to underestimate their projects by 20 to 30% (van Genuchten 1991)
The average small-project estimate is off by more than 100 percent (Standish Group)
The average large project is a year late (Jones 1994)
Less than 14% of projects larger than [~12,500,000 LOC in C] deliver on time (Jones 1994)
Late and cancel project statistics (Yourdon)
Size Project %Late % Cancelled
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