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10 cards from this deck
How closely measurements agree with each other
How close a measurement is to the true value
Smallest change the instrument can detect
Half the smallest marked interval
Consistent deviation in same direction from true value
Does NOT improve accuracy; shift remains
Take multiple measurements and calculate average
Should NOT be included; they are mistakes
Value ±\pm± uncertainty (e.g., 35±1 mm35 \pm 1 \text{ mm}35±1 mm)
Successfully measures what it aims to measure
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