Intelligence tests were initially designed by Binet and Simon to assess
a. academic aptitude.
b. inductive reasoning.
c. emotional intelligence.
d. savant syndrome.
e. heritability.
Ans: a. academic aptitude.
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What is the most common cognitive symptom of schizophrenia?
A. Obsessive concentration on a single idea B. Alternating between one personality and another C. Excessive attention to detail when discussing a topic D. Impaired understanding of abstract concepts
At this time, _________________ explanations and treatments for mental disorders are dominant
a. humanist b. biological c. behavioral d. psychodynamic
How do researchers calculate the discrimination index?
a. They calculate the difference between the percentage of upper performers and the percentage of lower performers who responded correctly. b. They calculate the percentage of test takers who answered the item correctly. c. They compare the percentage of test takers who answered the item correctly by demographic group. d. They develop a matrix that contains the results of the item analyses for each item and calculate a score by adding the matrix columns.
The standard deviation of the z distribution equals _________
a. 0 b. 1 c. the variance of the z distribution d. 0 and the variance of the z distribution