Which of the following is the most accurate statement?
A) Correlation shows causation.
B) R squared or regression shows causation.
C) Correlation and R squared or regression show causation.
D) Neither correlation nor R squared nor regression show causation.

Question

Quizplus · Accepted Answer

Correlation and R squared or regression may indicate a relationship between variables, but they cannot prove causation. Other factors may be influencing the relationship observed. To establish causation, experimental designs and/or rigorous statistical methods, such as randomized controlled trials, are necessary.

Which of the Following Is the Most Accurate Statement