1. What are aptitude tests? Choose two aptitude tests and explain what they are intended to measure.2. The WISC test is commonly administered in schools today. Describe the organization of the WISC IV, describing sub-tests, and what they measure. Give specific examples of questions that might appear on each sub-test.3. Do you believe IQ tests are culturally biased? Why or Why not? If you were designing your own IQ test, what measures might you take to reduce cultural bias in your test?4. What is an achievement test? How does it diifer from an aptitude test?