Design/Code Time = design time/coding time, with range from 0.0 to 10
Design Review Time =2 * design review time/design time, with a range from 0.0 to 1.0
Code Review time = 2*code review time /coding time , with a range from 0.0 to 1.0
Compile Defects KLOC= 20/(10 + compile defect /KLOC), with a range from 0.0 to 1.0
Unit Test Defects/KLOC =10*/(5 + unit test defects/KLOC), with a range from 0.0 to 1.0