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Author Question: A researcher who wants to know if elderly people are more health conscious than younger people could ... (Read 154 times)

ec501234

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on: Jun 20, 2018
A researcher who wants to know if elderly people are more health conscious than younger people could study a group of elderly people and a group of young people to assess any differences. Such an approach would involve
 
  a. multiple baseline research.
  b cohort research.
  c. longitudinal research.
  d. cross-sectional research.

Question 2

If Variable X causes Variable Y,
 
  a. the correlation between X and Y should not change over time
   b. the correlation between X at Time 1 and Y at Time 2 should be greater than the correlation between Y at Time 1 and X at Time 2
  c. X and Y should be correlated more strongly between Time 1 and Time 2 than they are at Time 2
  d. X and Y should be perfectly correlated
  e. the correlation between X and Y should approach 1.00 over time


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mcabuhat

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

D

Answer to Question 2

B


ec501234

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Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

sultansheikh

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Reply 3 on: Yesterday
Gracias!

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