On Friday, Terence completes the Self-Monitoring Scale and receives a score of 49. On the following Tuesday, he fills out the scale again and receives a score of 28. Terence's scores on the Self-Monitoring Scale do not appear to be
A) valid.
B) reliable.
C) significant.
D) free of unwanted biases.

Question

Quizplus · Accepted Answer

Reliability refers to the consistency of a measure. Terence's significantly different scores on the Self-Monitoring Scale on two occasions suggest that the scale may not be producing consistent results, indicating a lack of reliability.

On Friday, Terence Completes the Self-Monitoring Scale and Receives a Score