2 b Nine months after delivery, a fault is detected in the software of a product that analyz using the Stein-Rntgen reagen. The cost of fixing the fault is $ " The cause of the fault is an ambiguous sentence in the specification document. Approximately how much would it have cost to correct the fault during the analysis phase? Suppose that the fault in Problem 1.6 had been detected during the implementation phase Approximately how much would it have cost to fix then? es mRNA 400P FIGURE 1.6 The solid line depicts the points on the solid linc ol igure . plotied on linear seale The dashed line depicts newer data 368 Projects between 1974 and 1980 18M AS/400 [Kan et al., 1994] 3300 8 250 3 200 150 2 100 52 30 50 Requirements Analysis Design Implementation Postdelivery maintenance (specification)