Multiple Choice
Dr. Kfir conducted a study that involved administration of the same scale at two different times approximately one month apart. Dr. Kfir noticed that the participants' scores on the second administration were much higher than the first administration, which suggested greater familiarity with the questions and tasks. This greater familiarity may lead participants to answer how they believe Dr. Kfir wants them to and may be an example of:
A) bias.
B) a random error.
C) an error of central tendency.
D) a validity issue.
Correct Answer:

Verified
Correct Answer:
Verified
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