Can we use COCOMO as a cost estimation method in PSP?
Give briefly comments. Answer: COCOMO is a very popular method for cost estimation, and has been used in a lot of companies. Most of its applications are for teamwork environment. But I think it still can be used in PSP. The reason is that COCOMO has an important feature: it can be calibrated to fit in different environment, different project. This calibration includes: adjusting the cost driver and corresponding effort multiplier. For example, some of the cost drivers can be excluded if they are not applicable for PSP. The effort multipliers can be customized to reflect the cost drivers’ influence more accurately. To a lot of professional’s experience, lots of users of COCOMO need to make some adjusting before they can really fit the users’ unique situations. They can use some of their historical data to try the model, analyze the results and adjust the model repeatedly until they can get a set of parameters suitable for them. Then they use it officially on other objects. The adjustme
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