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Nature of Science

QuestionAnswer
What are the two categories of error in measurement Systematic error Random error
What is a systematic error When the measured value is always higher OR lower than the true value
What is a random error When some values are greater and some are lower than the true value
What are the 3 different ways in which a systematic error can be performed. 1. Systematic error due to instrumentation 2. Systematic error caused by someone not following the correct procedure. 3. Systematic error happening due to the limitation of the experiment.
How can you minimise the chance of a systematic error Ensure instruments are calibrated correctly Follow the correct procedure when using particular equipment Be aware of limitations and take measures to counteract them.
What are the 2 different ways in which a random error can be performed. Random error due to instrumentation Random error caused by person taking the experiment.
How can you minimise the chance of a random error Take several measurements and take the average Use a graph to plot data Follow correct procedure when using particular measuring instruments
Created by: Miki_Szn
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