No test is perfect. Responsible clinicians acknowledge the WAIS-IV's limitations:
This is a common question. The honest answer is . The WAIS-IV is designed to measure innate cognitive abilities and learned knowledge acquired over a lifetime. You cannot "cram" for fluid reasoning or processing speed. However, you can optimize performance by: Test Wais Iv
This index measures the ability to access and apply learned knowledge, reason with words, and understand verbal concepts. It is the closest proxy for "crystallized intelligence." No test is perfect