Question

17. A key difference between aptitude tests and achievement tests is: a) Aptitude tests are more expensive to administer than achievement tests. b) Achievement tests are more expensive to administer than aptitude tests. c) Achievement tests are always a more valid tool than aptitude tests. d) Aptitude tests assess existing knowledge and skills, while achievement tests assess how well a person can acquire skills. e) Aptitude tests assess how well a person can acquire skills, while achievement tests assess existing knowledge and skills.