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Author Question: La Greca et al. (1996) studied a group of children who lived through a severe hurricane in order to ... (Read 32 times)

lilldybug07

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on: Jun 20, 2018
La Greca et al. (1996) studied a group of children who lived through a severe hurricane in order to document the extent to which they experienced posttraumatic stress disorder (PTSD).
 
  The researchers obtained measurements at 3, 7, and 10 months after the hurricane. Such research involves a
  a. withdrawal design.
  b. cohort design.
  c. cross-sectional design.
  d. prospective design.

Question 2

To find out if using night lights affected the development of nearsightedness, a group of researchers asked parents whether their teen-aged children had slept with night lights on as infants. This research illustrates a
 
  a. retrospective design.
  b. cohort design.
  c. cross-sectional design.
  d. longitudinal design.


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tandmlomax84

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Reply #1 on: Jun 20, 2018
Answer to Question 1

d

Answer to Question 2

a


lilldybug07

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Reply 2 on: Jun 20, 2018
:D TYSM

duy1981999

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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