olemus
juhuslikult valitud eksemplaride kontroll

Wiktionary:
a cursory inspection or examination or the inspection or examination of a sample of something
They do not measure each one, but they do a spot check on a few parts before shipping.

näiteid
https://www.povertyactionlab.org/resource/data-quality-checks

https://www.povertyactionlab.org/resource/data-quality-checks