systematic error

noun

, Statistics.

1. a persistent error that cannot be attributed to chance.

Word History and Origins

Origin of systematic error¹

First recorded in 1890–95

Example Sentences

The systematic errors aren’t necessarily a function of the polls themselves.

From FiveThirtyEight

The second series may, however, be better than the first, because the first perhaps is affected by a large systematic error.

From Project Gutenberg