+**Test bias** describes a systematic error where a test yields differing validities for identifiable groups, beyond true differences in the construct measured. It often stems from cultural or linguistic factors, leading to unfair advantages or disadvantages for specific populations. Unaddressed, test bias can perpetuate [Inequality](/wiki/inequality) in educational or professional settings, underscoring the vital role of [Fairness](/wiki/fairness) in all assessments.
+## See also
+- [Psychometrics](/wiki/psychometrics)
+- [Assessment](/wiki/assessment)
+- [Discrimination](/wiki/discrimination)
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