Technical Terms Measurement Error: The discrepancy between the observed value and the true value of a variable, often due to instrument or process limitations.

Understanding system accuracy specifications is important when specifying and assessing test system choices to know exactly what you’re buying and what you can achieve with that ...

Herbert B. Asher, Some Consequences of Measurement Error in Survey Data, American Journal of Political Science, Vol. 18, No. 2 (May, 1974), pp. 469-485 ...

When publishing socioeconomic survey data, survey programs implement a variety of statistical methods designed to preserve privacy but which come at the cost of distorting the data. World Bank survey ...