Controlled Experiments: Exemplary Controlled Experiments

In keeping with the strategy of learning by example, one of the best ways to learn to do controlled experiments is to look at controlled experiments performed by others.

For incredible examples of controlled experiments in education, I recommend Neil Heffernan's work on ASSISTments as a researcher's tool. A full list of controlled experiments completed with ASSISTments can be found here.

I would especially recommend looking at the following studies, both for their demonstration of the design of controlled experiments and for their interesting conclusions:


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