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INTERPOLATION

Statistics Directorate    
French Equivalent: Interpolation

Definition:
The use of a formula to estimate an intermediate data value.

Context:
A common example is the quarterly estimation of output of non-profit institutions serving households (NPISH) from annual national accounts. A quarterly pattern for interpolation may be derived:

- from previous (discontinued) survey data;

- from proxy variables;

- as a smooth mathematical function.

Source Publication:
The International Statistical Institute, “The Oxford Dictionary of Statistical Terms”, edited by Yadolah Dodge, Oxford University Press, 2003.

Cross References:
Benchmarking

Statistical Theme: Methodological information (metadata)

Glossary Output Segments:
SDMX

Created on Monday, August 19, 2002

Last updated on Thursday, August 11, 2005