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How to pick x random questions from a bucket of y - by: olle2

Instructions on how to pick 8 random questions from a bucket of 50 questions:

create two groups: one with 8 question and one with 42
hide the second group (relevance equation = 0)
then make sure all 50 questions are part of _the same_ randomization group
the questions will get random order _between_ the two groups
and since the second group is hidden, it will be like picking 8 question out of a bucket of 50

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