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Author Question: When investigators take random samples from the same population over time, the methodology is called ... (Read 26 times)

ARLKQ

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When investigators take random samples from the same population over time, the methodology is called a
 
  a. trend study.
  b. cohort study.
  c. cohort-sequential study.
  d. panel study.

Question 2

Differences across age groups that occur because of different life experiences as the people in each age group grew up in very different circumstances are called
 
  a. baseline effects.
  b. cohort effects.
  c. wave effects.
  d. trend effects.



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cswans24

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Answer to Question 1

a

Answer to Question 2

b





 

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