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56 results for “Measurement bias

Dictionary

Measurement bias

The estimate of a systematic measurement error — typically the difference between the mean of repeated indications and an accepted reference value. VIM (JCGM 200…

VIM (JCGM 200:2012) 2.18

Dictionary

Instrument bias

The average of replicate indications minus a reference quantity value — the instrument-level counterpart of measurement bias. VIM (JCGM 200:2012) 4.20 Instruments

VIM (JCGM 200:2012) 4.20

…Theuncertainties indetermining thesevaluesarisefromrandomvariations inthemeasurements, systematic biasesinthemeasurements, anddepartureofthereferencecelltemperature fromperfection. Theseuncertainties areconsideredtobesystematicerrorsin theprimarycalibration oftypeSthermocouples. Forthegoldandsilver freezing-point cells,whichwerecomparedwithreferencecellsofthehighest quality, thelargestcontribution touncertainty inthatcomparison was believed tobetherandomerrorinthemeasurements…

Page 120 · SP 250 · 1989 Open PDF at page 120 →