Calculate the exact chronological age needed to score standardized psychometric assessments (Pearson / PsychCorp norm tables) as of the test date.
الأسئلة الشائعة
Why do test publishers require exact age in years-months-days?
Norm-referenced tests such as the WISC or WAIS are scored against age bands; an error of even a few days can shift a child into the wrong normative table.