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# 3.6: Unit 3 Review


## Key Takeaways

Measurement error
Random error
Systematic error
Precision
Accuracy
Uncertainty
Significant figures

## Learner Objectives

1. Compare and contrast precision, accuracy, systematic errors, and random errors. [4]
2. Identify sources of random and systematic errors.[4]
3. Explain how systematic and random errors affect precision, accuracy and uncertainty.[4]
4. Calculate and report uncertainties in measurements. [4]

3.6: Unit 3 Review is shared under a CC BY-NC-SA license and was authored, remixed, and/or curated by Lawrence Davis (OpenOregon) .