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Author Question: Which of the following, if left to stand alone, is the weakest evidence of a possible causal ... (Read 59 times)

jparksx

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on: Jul 24, 2018
Which of the following, if left to stand alone, is the weakest evidence of a possible causal connection?
 a. There is a reasonable explanation for a cause and effect relationship.
  b. The data appear to have a pattern on the scatterplot.
  c. The connection was shown to hold under varying conditions.
  d. Potential confounding variables have been ruled out.

Question 2

Which of the following will strengthen the evidence for a causal connection?
 a. Many observational studies conducted under different conditions all find the same link between two variables.
  b. Many observational studies with different confounding variables all find the same link between the two variables.
  c. The same type of relationship holds when the explanatory variables fall into different ranges for different studies.
  d. All of the above.


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LP

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

D


jparksx

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Reply 2 on: Jul 24, 2018
Gracias!

AngeliqueG

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Reply 3 on: Yesterday
:D TYSM

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