Dr. Williams has developed a paper-and-pencil test to assess fear of heights. He gives the test to 50 research participants. Two months later, participants take the paper-and-pencil test again. The correlation between scores on this second paper-and-pencil test and scores on the first paper-and-pencil test is 0.95. This information suggests that Dr. Williams' test has
A)Construct validity
B)Reliability
C)Internal validity
D)External validity

Question

Quizplus · Accepted Answer

The high correlation (0.95) between the scores on the first and second administrations of the test indicates that the test produces consistent results over time, which is a measure of reliability.

Dr Williams Has Developed a Paper-And-Pencil Test to Assess Fear