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Author Question: It is very difficult to establish a causal connection between two variables without the use of ... (Read 47 times)

rayancarla1

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on: Jul 24, 2018
It is very difficult to establish a causal connection between two variables without the use of anything except a __________.
 Fill in the blank(s) with correct word

Question 2

The __________ the number of confounding factors that can be ruled out, the __________ convincing the evidence for a causal connection.
 Fill in the blank(s) with correct word


qytan

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

RANDOMIZED EXPERIMENT

Answer to Question 2

GREATER AND MORE; OR FEWER AND LESS.


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