Attenuation refers to
A) stating there is not a relationship between two variables when there is one
B) lowered accuracy in a prediction equation when it is applied to a new sample.
C) combining many variables in order to predict the most amount of variance.
D) reduction of correlation coefficients when measures have low reliability.

Question

Quizplus · Accepted Answer

Attenuation refers to the reduction of correlation coefficients when measures have low reliability. This means that the correlation between two variables may appear weaker than it actually is due to measurement error or unreliability in the measures being used. Therefore, choice D is the correct answer. Choices A, B, and C do not accurately describe the concept of attenuation.

Attenuation Refers to