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Accuracy and reliability

Contact info

Short Term Statistics, Business Statistics
Karina Moric Ingeman
+45 39 17 30 32

kam@dst.dk

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Road Network and Road Traffic

The statistics is based on government budgets, traffic counts, odometer reading at periodic road worthiness test and is considered highly reliable.

Overall accuracy

The statistics is based on government budgets, traffic counts, odometer reading at periodic road worthiness test.

No measures is made to access the precision but there is no a priori expectations that the statistics is neither positive nor negative biased.

Sampling error

Refer to the Danish Road Directorate.

Non-sampling error

Refer to the Danish Road Directorate.

Quality management

Statistics Denmark follows the recommendations on organisation and management of quality given in the Code of Practice for European Statistics (CoP) and the implementation guidelines given in the Quality Assurance Framework of the European Statistical System (QAF). A Working Group on Quality and a central quality assurance function have been established to continuously carry through control of products and processes.

Quality assurance

Statistics Denmark follows the principles in the Code of Practice for European Statistics (CoP) and uses the Quality Assurance Framework of the European Statistical System (QAF) for the implementation of the principles. This involves continuous decentralized and central control of products and processes based on documentation following international standards. The central quality assurance function reports to the Working Group on Quality. Reports include suggestions for improvement that are assessed, decided and subsequently implemented.

Quality assessment

There is not made any quality assessment

Data revision - policy

Statistics Denmark revises published figures in accordance with the Revision Policy for Statistics Denmark. The common procedures and principles of the Revision Policy are for some statistics supplemented by a specific revision practice.

Data revision practice

There is no preliminary statistics