Systematic errors, especially problematic in relation to random error, are troublesome because:
A) they distort data in both directions
B) they distort data, but in only one direction
C) they render all studies invalid and unscientific
D) they always serve as, in effect, confounding variables

Question

Quizplus · Accepted Answer

Systematic errors tend to cause consistent deviations from the true value in one direction. This can lead to biased results and incorrect conclusions, but the direction and magnitude of the error can often be accounted for and corrected. Random errors, on the other hand, do not have a consistent direction and can affect measurements in both positive and negative directions.

Systematic Errors, Especially Problematic in Relation to Random Error, Are