Which of the following statements best summarizes the effects of preterm birth?
a. Preterm births are typically fatal.
b. The worrisome effects of preterm birth are exaggerated. There is little to worry about.
c. Some physical and cognitive problems may be present during early development, but eventually are reduced or eliminated with proper treatment.
d. Cohort effects make it impossible to answer this question.
Answer: C
Rationale: Within 9 months of birth, the infants who received the NIDCAP care showed significantly improved motor skills, attention, and other infant behavioral measures.
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Inferential statistics
A. are used to make conclusions about data. B. focus mainly on scales of measurement. C. focus mainly on standard deviations. D. are used to generally describe data.
Which research method provides rich, descriptive insights into factors that affect development?
a. naturalistic observation b. structured observation c. clinical method d. questionnaires