Picking random excel sheet with code for builder

[jgeller112]

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Blocks of trials and counterbalancing

Blocks of trials and counterbalancing Many people ask how to create blocks of trials, how to randomise them, and how to counterbalance their order. This isn’t all that hard, although it does require a bit of thinking! Blocking The key thing to understand is that you should not create different Routines for different trials in your blocks (if at all possible). Try to define your trials with a single Routine. For instance, let’s imagine you’re trying to create an experiment that presents a bloc…