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Miscellaneous
Random seed per student
Reading time: 1minWhen working with random numbers, you may want every student always to have the same seed for the random number generation. This way, a question will always have the same random values, even if the quiz is re-started several times; or the student will have the same data in different examinations over the course.
To do so, you need to call the parameter user_id, which identifies every student by an ID; and fix the random seed. It will always give the same number a.
