A systematic (built-in) error which makes all values wrong by a certain amount.
Example: You always measure your height wearing shoes with thick soles. Every measurement looks correct, but all are wrong by the thickness of the soles.
A systematic (built-in) error which makes all values wrong by a certain amount.
Example: You always measure your height wearing shoes with thick soles. Every measurement looks correct, but all are wrong by the thickness of the soles.