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Author Question: Which of the following relationships between two variables can be proven by a correlational study? ... (Read 54 times)

meagbuch

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on: Jun 21, 2018
Which of the following relationships between two variables can be proven by a correlational study?
 
  a. Variable A causes variable B.
  b. Variable B causes variable A.
  c. A third variable (C) causes both variable A and B.
  d. None of the above can be proven by a correlational study.

Question 2

In the analysis of heritability, one potential problem in the double-the-difference method is that it assumes that twins
 
  a. do not differentially interact with each other.
  b. are the same sex.
  c. are genetically identical.
  d. are reared under equal environments.


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Ptupou85

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Reply #1 on: Jun 21, 2018
Answer to Question 1

Answer: d: None of the above can be proven by a correlational study.

Answer to Question 2

Answer: d: are reared under equal environments.


meagbuch

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Reply 2 on: Jun 21, 2018
Wow, this really help

yeungji

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Reply 3 on: Yesterday
Excellent

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