What are the key differences between the MMPI and MBTI personality assessments?

The key differences between the MMPI and MBTI personality assessments are their purposes and methodologies. The MMPI is a clinical assessment used to diagnose mental health disorders, while the MBTI is a self-report questionnaire used to identify personality preferences and tendencies. The MMPI focuses on psychopathology and is often used in clinical settings, while the MBTI focuses on personality traits and is commonly used in workplace and personal development contexts.