Interpretation should include
- definitions of false-positive and false-negative tests
- determination of test validity.
Process/Skill Questions:
- How does contamination affect the validity of tests?
- How does instrumentation contribute to false-negative results?
- What can cause a false-positive result in a substance?
- What are ways to reduce or eliminate false positives and false negatives?
- What is the procedure used to validate a test result?