I'm setting up a survey where I need to use Qualtrics's random number generator to assign respondents to different scenarios. I've tried to find information about how the random number generator works, but have found little documentation. I'm assuming that all numbers are drawn from a discrete uniform distribution, but am I wondering if anybody has more information on this or has actually tested this.
As a rough test, I sampled approximately 220 random numbers from the generator and got the following results (apologies for the huge images, I could not figure out how to make them smaller):
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It looks promising, but I would gladly take part of any more information I can find about this.