Which of the following is true of those who stutter?
a. Children who stutter tend to be more even-tempered than nonstutterers.
b. Childhood onset fluency disorder affects most children before puberty to some degree.
c. Few stutterers also have problems with social anxiety.
d. Brain scans of stutterers reveal abnormal patterns of neural activity in certain regions
of the brain.
D
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_____ is considered to be a specific type of autism spectrum disorder.
A. Dyscalculia B. Mental retardation C. Asperger syndrome D. Comorbid
When Joyce takes a personality test, she is told that the test is reliable; that is, it
a. measures what it is designed to measure. b. compares its results against established standards of performance. c. produces the same results from one time to the next. d. predicts other criteria of the personality trait in question.