Table \(3-1\) in the textbook illustrates the difference in a typical project's duration, person months, quality, and cost, depending upon whether an organization's system development process is at CMM level 1,2 , or 3 , Between which two CMM levels does an organization gain the greatest benefit in terms of percentage of improvement? What do you think is the reason for this?

Table 3-1:-

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TABLE 3-1 Impact of System Development "Process" on Quality CMM Project Statistics for a Project Resulting in 200,000 Lines of Code Organization's Highest Cost Project Project CMM Duration Person Number of Defects Level (months) Months Shipped Median Cost ($ millions) Lowest Cost ($ millions) ($ millions) 123 30 600 01 6.5 1.8 18.5 143 12 1.3 06 100+ 1.7 15 80 7 728 518 933 SM Sys