11.1.2 - Distinguishing Between Accuracy and Precision
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
Define accuracy in one sentence.
💡 Hint: Think about real-life situations where you measure something.
What is precision?
💡 Hint: Consider multiple attempts at the same measurement.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does accuracy refer to?
💡 Hint: Think about how precision differs from accuracy.
True or False: A measurement can be precise but not accurate.
💡 Hint: Use the dartboard analogy to think through this.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A laboratory uses a balance that consistently reads 2 grams heavier than the actual mass. If they weigh a sample of 20 grams, describe the effects on accuracy and precision.
💡 Hint: Consider how systematic errors impact the readings.
During an experiment, a student takes measurements that are very close to each other but far from the actual concentration of a solution. Suggest improvements to increase accuracy.
💡 Hint: Identify sources of potential systematic error and how to correct them.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.