If a concordance rate for a disorder is found to be 60 percent in identical twins, what does this mean?
a. Genetics play little if any role in either twin's risk for the disorder
b. The environment plays little if any role in either twin's risk for the disorder.
c. The probability of both twins being diagnosed with the disorder is about 60 percent.
d. If one twin is diagnosed with the disorder, the other twin has about a 60 percent chance of also being diagnosed with the disorder.
d
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If a test has high validity, what (if anything) can we say about its reliability?
a. The reliability must be low. b. The reliability must be intermediate. c. The reliability must be high. d. We cannot infer anything about its reliability.
Which of the following needs was the impetus for the development of intelligence testing?
a. classification of military recruits b. identification of high quality civil service recruits c. identification of individuals with intellectual disabilities d. creation of vocational and technical colleges
Which of the following is the most successful defense against feelings of inferiority?
a. sublimation b. compensation c. denial d. isolation
The MMPI-A is an
A. alternate form of the MMPI-2 intended for adults who have previously taken the test. B. auditory version of the MMPI-2 intended for individuals whose reading level falls below the demands of the test. C. abbreviated form of the MMPI-2 with approximately half the items of the MMPI-2. D. adolescent version of the MMPI-2 intended for clients aged 14–18 years.