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ARC-Easy / Mercury_SC_402251 / A student performs a lab investigation by measuring the average time it takes…

Problem

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question

A student performs a lab investigation by measuring the average time it takes for a toy car to travel 10 meters. Why is it best to perform the experiment in three trials?

choices

  • to form a good hypothesis
  • to increase the accuracy of the results
  • to make the results more significant
  • to better explain the investigation to others

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