Definition: Index number

Category: OECD - Data and Metadata Reporting

An index number is a quantity that shows by its variations the changes over time or space of a magnitude.

Important features in the construction of an index number are its coverage, base period, weighting system and method of averaging observations. http://ec.europa.eu/eurostat/ramon/coded_files/OECD_data_metadata_report_handbook_EN.pdf
Source:
Dodge, Y., ed., 2003, "The Oxford Dictionary of Statistical Terms", Oxford University Press, Oxford, England, for the International Statistical Institute [quoted in Organisation for Economic Co-operation and Development (OECD), "Data and Metadata Reporting and Presentation Handbook", OECD, Paris, 2007]
Created:
Updated: