किसी समूह में व्यक्तियों की अभिवृत्तियों (Attitudes) के योग को क्या कहा जाता है?

Erich Fromm's work 'The Sane Society' (1955) primarily presents a picture of:

Which of the following statements about prejudice is INCORRECT?

The extent to which an item on a test measures what it is intended to measure defines its _________.