The distinguishing feature of standardized test from teacher-made test is?

استاد کے بنائے ہوئے ٹیسٹ سے معیاری ٹیسٹ کی امتیازی خصوصیت کیا ہے؟

Validity and reliability of the test are ensured using statistical techniques

It is meant for comparing the levels of attainment of large groups with norms

Judgement of the teacher is the only criterion for selection of items to be included in the test

All of the above

The distinguishing feature of standardized test from teacher-made test is:

Validity and reliability of the test are ensured using statistical techniques
It is meant for comparing the levels of attainment of large groups with norms
Judgement of the teacher is the only criterion for selection of items to be included in the test