5 - Handling False Negatives and Positives
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a false negative in environmental analysis?
💡 Hint: Think about what could happen if safety assessments miss pollutants.
Name one method to detect potential analyte losses.
💡 Hint: What do we sand in the lab to check how accurately we measure?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a false negative?
💡 Hint: Think about safety implications when pollutants are not detected.
True or False: Quality control methods are unnecessary if you have a good analytical method.
💡 Hint: Quality control ensures results, regardless of method reliability.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If you are analyzing a river water sample and suspect contamination with herbicides, outline a strategy using QA/QC practices that you would employ during analysis.
💡 Hint: Consider both the equipment and the analysis methods in your strategy.
After concluding your analysis shows a significant pesticide concentration, you received a backup report indicating a lower concentration. How would you validate your findings?
💡 Hint: What can confirm which method provided accurate data?
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.