Semidetached: A development project can be treated with semidetached type if the development consists of a mixture of experienced and inexperienced staff. Organic: A development project can be treated of the organic type, if the project deals with developing a well-understood application program, the size of the development team is reasonably small, and the team members are experienced in developing similar methods of projects.Įxamples of this type of projects are simple business systems, simple inventory management systems, and data processing systems. To determine the initial effort E i in person-months the equation used is of the type is shown below. The initial estimate also called nominal estimate is determined by an equation of the form used in the static single variable models, using KDLOC as the measure of the size.