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Issue No.02 - March/April (2009 vol.26)
pp: 14-19
Barry Boehm , University of Southern California
Magne Jørgensen , Simula Research Laboratory
ABSTRACT
Which is better for estimating software project resources: formal models, as instantiated in estimation tools, or expert judgment? Two luminaries, Magne Jørgensen and Barry Boehm, debate this question.
INDEX TERMS
software project estimation, estimation tools, expert judgment, software development, process improvement
CITATION
Barry Boehm, Magne Jørgensen, "Software Development Effort Estimation: Formal Models or Expert Judgment?", IEEE Software, vol.26, no. 2, pp. 14-19, March/April 2009, doi:10.1109/MS.2009.47
REFERENCES
1. M. J⊘rgensen, "A Review of Studies on Expert Estimation of Software Development Effort," J. Systems and Software, vol. 70, nos. 1–2, 2004, pp. 37–60.
2. M. J⊘rgensen, "Estimation of Software Development Work Effort: Evidence on Expert Judgment and Formal Models," Int'l J. Forecasting, vol. 23, no. 3, 2007, pp. 449–462.
3. J.S. Armstrong ed., Principles of Forecasting: A Handbook for Researchers and Practitioners, Kluwer Academic Publishers, 2001.
4. M. J⊘rgensen and M. Shepperd, "A Systematic Review of Software Development Cost Estimation Studies," IEEE Trans. Software Eng., vol. 33, no. 1, 2007, pp. 33–53.
5. J. Johnson, My Life Is Failure, Standish Group Int'l, 2006.
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10. J.J. Dolado, "On the Problem of the Software Cost Function," Information and Software Technology, vol. 43, no. 1, 2001, pp. 61–72.
11. R.G. Webby and M.J. O'Connor, "Judgemental and Statistical Time Series Forecasting: A Review of the Literature," Int'l J. Forecasting, vol. 12, no. 1, 1996, pp. 91–118.
12. N.R. Sanders and L.P. Ritzman, "On Knowing When to Switch from Quantitative to Judgemental Forecasts," Int'l J. Operations &Production Management, vol. 11, no. 6, 1991, pp. 27–37.
13. D. Yang et al., "A Survey of Software Cost Es-timation in the Chinese Software Industry," Proc. 2nd IEEE-ACM Int'l Symp. Empirical Software Eng. and Measurement, ACM Press, 2008, pp. 253–262.
14. D. Galorath and M. Evans, Software Sizing, Estimation, and Risk Management, Auerbach, 2006.
15. M. J⊘rgensen, "Practical Guidelines for Expert-Judgment-Based Software Effort Estimation," IEEE Software, vol. 22, no. 3, 2005, pp. 57–63.
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