7. Mistakes to avoid
The most common errors in functional analysis are as follows:
be satisfied with the opinions of the company's "internal" managers;
do not challenge the expression of needs ("what for?"), even by users;
express component functions instead of solution functions, by naming one of its components in a solution function;
describe a need that is too broad (fulfilled by other means in addition to the reference solution) instead of solution functions, by not using an element in direct contact with the solution in the expression;
not expressing functions and constraints throughout the entire life cycle;
standardize the CDCF, rather than segmenting needs and their levels by user category...
The Ultimate Scientific and Technical Reference
This article is included in
Management and innovation engineering
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
Mistakes to avoid
Glossary
Bibliography
Expressing needs (applications of the functional approach) , AFAV, Édition AFNOR Gestion, 1989/1998
Desmesnards P. H., Réussir l'analyse des besoins , Eyrolles – Éditions d'Organisation, 2007
ToolWebsite
www.afav.eu AFAV association website – Value and management, for the development of Value methods
AFNOR standards
NF EN 1325: value analysis vocabulary
NF X50-100: functional analysis – fundamental characteristics
FD X50-101: general tools
NF X50-151: functional expression of need and CDCF
Acronym
CDCF: functional specifications
The Ultimate Scientific and Technical Reference
