NEN EN 13850 : 2012
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
POSTAL SERVICES - QUALITY OF SERVICES - MEASUREMENT OF THE TRANSIT TIME OF END-TO-END SERVICES FOR SINGLE PIECE PRIORITY MAIL AND FIRST CLASS MAIL
06-01-2020
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Transit time as a quality of service indicator
4.1 General
4.2 Calculation and presentation of transit time
4.2.1 Measurement unit
4.2.2 Continuity of measurement
4.2.3 Calculation of the transit time
4.2.4 Service performance indicators
5 Methodology
5.1 General
5.2 Representative sample design
5.3 Real mail studies
5.4 Geographical stratification
5.4.1 General
5.4.2 Geographical stratification parameters
5.4.3 Stratification for domestic mail
5.4.4 Stratification for cross-border mail
5.5 Geographical distribution of the panel
5.6 Estimators
5.6.1 General
5.6.2 Accuracy
5.6.3 Measurement results
5.6.4 Calculation of the accuracy
5.6.5 Panel turnover
5.7 Aggregation of results
5.7.1 Strata weights based on real mail data
5.7.2 Weighting due to non-response and invalid test
items
5.7.3 Design changes due to annual mail characteristics
and postal flows changes
6 Test mail characteristics
6.1 General
6.2 Highly discriminant mail characteristics
6.3 Discriminant mail characteristics
7 Report
8 Quality control and auditing
Annex A (normative) Variance of the estimator of the on-time
probability
Annex B (normative) Calculation rule
Annex C (normative) Quality control and auditing
Annex D (informative) Real mail studies
Annex E (informative) Validation rules for test items
Annex F (normative) Relaxation related to changed requirements for
smaller mail volumes in an enlarged EU
Bibliography
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