8.2 - Accuracy vs Precision
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Practice Questions
Test your understanding with targeted questions
Define accuracy in your own words.
💡 Hint: Think of how close you can hit a target.
What does precision refer to?
💡 Hint: Consider how consistent your results are.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines accuracy in measurements?
💡 Hint: Think about hitting a bullseye.
True or False: Precision measures the consistency of measurements.
💡 Hint: Consider if you shot arrows at the same target repeatedly.
1 more question available
Challenge Problems
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You measure a sample three times and get the following results: 20.1, 20.2, and 19.9 mg/L. Analyze these results for precision and accuracy compared to the true value of 20 mg/L.
💡 Hint: Calculate the mean and compare.
Design an experiment that assesses the accuracy and precision of a specific instrument of your choice (like a pH meter). Include steps for calibration and testing.
💡 Hint: Ensure proper standardization for reliable comparisons.
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