In what ways could a counselor’s behavior affect the reliability of the data gathered from the test results?

1. How can issues of reliability affect the results of an aptitude test? How can issues of validity affect the results of an aptitude test? What can you do to minimize these issues?
2. When testing a client, what two ways could a counselor’s behavior affect the validity of the data gathered from the test results? In what ways could a counselor’s behavior affect the reliability of the data gathered from the test results? Explain.