“ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Observational error “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Sampling error Errors Pages in category "Metrology" The following 3 pages are in this category, out of 3 total. E ErrorsO Observational errorS Sampling error Retrieved from "http://psychology.wikia.com/wiki/Category:Metrology" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.