0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Guidelines for the statistical design of proficiency testing
schemes
5 Guidelines for the initial review of proficiency testing
items and results
6 Determination of the assigned value and its standard
uncertainty
7 Determination of criteria for evaluation of performance
8 Calculation of performance statistics
9 Graphical methods for describing performance scores
from one round of a proficiency test
Annex A (normative) - Symbols
Annex B (normative) - Homogeneity and stability checks
of samples
Annex C (normative) - Robust analysis
Annex D (Informative) - Illustrative Examples
Bibliography