Which of the Following Is True About the Difference Between

Multiple Choice

Which of the following is true about the difference between random and systematic error?

A) Random error is self-canceling, whereas systematic error tends to increase or decrease the scores on the measured variable.
B) Random error tends to increase or decrease the scores on the dependent variable, whereas systematic error is self-canceling.
C) Both random error and systematic error are self-canceling.
D) Because systematic error is self-canceling, it is less problematic in research than is random error.