Emmanuel recently completed the Critical Reasoning Test (CRT) for the third time in three years. The first time Emmanuel attained a score that was near the top of the scale. The second time he took this test he scored near the bottom. The last time his score was right near the middle of the scores for the test. Emmanuel's differing performance each time he takes this test suggests that the test:
a. has poor validity
b. has not been adequately standardized
c. is measuring something other than critical reasoning skills
d. has low test-retest reliability
D
Psychology
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Which of the following BEST describes the effectiveness of token economy strategies?
A) They are ineffective in the long run. B) They reverse the progress of schizophrenia. C) They are successful at changing the patient's behavior. D) They are successful in altering the patient's distorted thinking.
Psychology
The acquisition of skills involving movement, such as grasping, crawling, and walking is known as ______ development
a. cognitive c. motor b. coordinative d. physical
Psychology