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Nov 5 at 20:56 comment added U. Windl I had similar experience when generating a random permutation. I had a look, and if I did not like the result, I re-shuffled. However that's no longer random then: If you have additional requirements (like not too many sequential numbers), it's actually not as "random" as it seems.
Jan 25, 2016 at 13:09 answer added Simon F timeline score: 1
Jan 25, 2016 at 11:25 answer added mhbuur timeline score: 5
Jan 25, 2016 at 10:30 comment added user2500 Statistical tests for random number generators should be useful. Computing the expected number of in order (reverse order) pairs might be a good place to start with a test. This paper has lots of references: csrc.nist.gov/groups/ST/toolkit/rng/documents/nissc-paper.pdf.
Jan 25, 2016 at 9:11 history edited Martin Ender CC BY-SA 3.0
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Jan 25, 2016 at 9:04 history asked Martin Ender CC BY-SA 3.0