One key assumption of classical test theory is that
a) an observed score includes both a true score and an error component.
b) with correct testing procedures, error can be eliminated.
c) measurement error is always random and unsystematic.
d) an individual's true score is always stable over time.
Question 2
One essential feature of psychological tests is that the results should not be dependent on the examiner. One method to help achieve this goal is the use of
a) standardized procedures.
b) norms and standards.
c) behavioral samples.
d) predictions of nontest behaviors.
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
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