Accuracy, Can refer to the quality of the measuring equipment used, Improved by using more delicate measuring equipment, Measures the closeness of the data to the 'true value', Impacted by systematic errors, Precision, Measures how close the data measurements are to eachother., Improved by doing more trials and calculating an average, Impacted by random errors, Validity, Refers to how well an experiment tests a hypothesis, Improved by controlling more variables, Measures how well an experiment keeps its control variables from affecting the experiment

Accuracy, Precision and Validity

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