A correlational study found that wealthy children were almost twice as likely as the poorest children in the study to have autism spectrum disorder. What is the likely reason?
a. Autism and the traits of high achievers lie on the same continuum.
b. The reason is impossible to determine from this correlation.
c. Wealthier parents tend to put off child-bearing until they're older, which increases the risk of autism.
d. Poorer children have less access to diagnosis and services for autism.
ANSWER:
b
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a. convoy. b. status. c. situation. d. cognition.
If potential participants live in a widely dispersed area, a(n) ____ is preferable
a. personal interview b. e-mail questionnaire c. group questionnaire d. drop-off survey
According to research on the topic, which of the following factors may distort eyewitness testimony?
a. the witness's expectations b. additional information received by the witness after the witnessed event c. questions asked of the witness prior to the trial d. all of the above
As adults age, their friendships tend to stagnate
Indicate whether this statement is true or false.