world

Goals


- Master the different methods of estimating the charges / deadlines and costs of an IT project

Program

Needs shared with principals
Contracting needs
Iterative process
Scope of an estimate

Overview of the different approaches: expert judgment (Delphi), planning Poker, estimation by analogy, Parkinson’s law
Estimates from charts by technology
Strengths and weaknesses of parametric or algorithmic models
Bottom-up approaches and top-down
Estimates in number of Ideal Days

Workshop: multiple examples of estimation: planning poker, parkinson’s law

IFPUG Function Points
– Project size measurement, rules
– Strengths, limitations
– Estimation process
– Variants: COSMIC, Mark II, Feature Point
Use Case Points
– Definition and measurement of size, weaknesses
– Use Case Points vs other
Story Points
methods – Agile methods and the concept of Story Points for estimating effort
– Estimation process

Workshop: Measures of project size, effort / functionality risks

Cocomo I: origins, principles and assumptions of the method
– Models for calculating loads and times
– Development modes: organic, median, nested
– Precision of the model, comparison
– Distribution of loads and times by phase and by
Cocomo activity II: early estimation model
– Scale, cost and adjustment factors –
Post-architecture estimation model
– Corrective factors
Load / delay relationship: Saphir, Boehm, McDonnell equations
Confrontation with the constraints of availability of resources

Workshop: Study of estimation models

Identification of services: corrections, user assistance or impact studies
Basis for quantifying the size of the application to be maintained
Assessment of aspects of application complexity
Quality assessment (ISO-9126) and impact on workloads

Panorama of market tools and reference bases
Capture and analyze measurements
Calibrate estimation models
Interest and limits of the ISBSG reference base in Function Points

Workshop: use of estimation tools

Estimation procedures
Group animation methods vs estimation methods
Reliability of estimation mechanisms
Complementarity of the different methods
Positioning of an estimation method in a project cycle

Duration

2 days

Price

£ 1264

Audience

Project managers, developers, prime contractor or client

Prerequisites

Knowledge of IT project management

Reference

GES844-F

Sessions

Contact us for more informations about session date