Software development effort estimation: Difference between revisions

Revision as of 23:21, 5 July 2009

Revision as of 00:51, 8 July 2009

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Currently the term “effort estimate” is used to denote as different concepts as most likely use of effort (modal value), the effort that corresponds to a probability of 50% of not exceeding (median), the planned effort, the budgeted effort or the effort used to propose a bid or price to the client. This is believed to be unfortunate, because communication problems may occur and because the concepts serve different goals

<ref>Edwards, J.S. Moores, T.T. (1994), "A conflict between the use of estimating and planning tools in the management of information systems.". [[European Journal of Information Systems]] 3(2): 139-147.</ref>

<ref>Goodwin, P. (1998). Enhancing judgmental sales forecasting: The role of laboratory research. Forecasting with judgment. G. Wright and P. Goodwin. New York, John Wiley & Sons: 91-112.</ref>.