Card 3 / 8: Which of the following characteristics of experimental design ensure causation when done correctly?
A)
Making sure that all participants are identical.
B)
Being sure to have both a dependent and independent variables.
C)
Doing a statistical analysis of the data.
D)
Dividing people into two or more conditions through random assignment.
Answer:
D) Dividing people into two or more conditions through random assignment.
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Prof.John GabrieliNeuroscientist
MIT Massachusetts Institute of Technology
USA
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