Multiple Choice
Which of the following statement best describes the criteria for inferring or causality?
A) A relationship must exist between variables.
B) One variable must precede the other in time.
C) A third variable did not cause the changes observed in the first two variables.
D) A relationship must exist between two variables, with the cause preceding the effect in time, and the relationship cannot be explained away by the influence of a third variable.
Correct Answer:
Verified
Correct Answer:
Verified
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