Experience of using COSMIC sizing in Agile projects

COSMIC Function Point sizes far superior to Story Points for predicting effort

Abran, A., Demirors, O., Symons, C.R.

Studies in four different organizations developing different types of software show conclusively that sizes of sprints or iterations measured using COSMIC Function Points (CFPs) correlate with effort much better than do Story Points (SP’s). This means that CFP sizes should be much better for estimating Agile activities than using SPs.

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in Agile Software DevelopmentSoftware Metrics (general)

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