Question

Max and Tom have heard that if you drop Mentos into bottles of Diet Coke an explosion occurs. They conduct an experiment in which they vary the number of Mentos dropped into a bottle and the size (in ounces) of the Diet Coke bottle. This would be an example of a ________ experiment.
A) simulated pretest - post-test
B) Solomon four group
C) factorial
D) pretest to post-test with control

Answer

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