The best predictor of a large vocabulary in a young child is
A. exposure to a high-quality language environment.
B. parental IQ level.
C. the quality of a child's motor skills.
D. preschool attendance.
Answer: A
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For an F-ratio with df = 2, 26, the Fcv for ? = .05 would be:
a. 2.36. b. 3.37. c. 4.23. d. 5.53.
Symptoms that occur following a concussion
A. are only seen when subdural bleeding has occurred. B. are always seen. C. occur in some but not all cases of open head injury. D. occur in some but not all cases of concussion.
According to the APA, which of the following is a characteristic of a psychological disorder?
A. Having disturbances that cause considerable distress B. Having disturbances that vary in intensity and frequency C. Having disturbances that are associated with a virus D. Having disturbances that are unusual but not abnormal
What is the noticeable effect among adults experiencing age-based systematic decreases in maximum oxygen uptake?
A) Immune system functioning is less efficient. B) There is a loss of bone mineral and an increase in the wear and tear of the joints. C) Tissues in all parts of the body become more elastic and flexible. D) There is a general loss of strength and speed.