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Old 11-17-2007, 04:33 AM
RustyBrooks RustyBrooks is offline
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Join Date: Feb 2006
Location: Austin, TX
Posts: 1,380
Default Re: Looking for event-based random number generator

Exact? No. But for 100-length sequences it's OK. No 100-sized sample from a general population with a given mean and standard deviation will have that exact mean and standard deviation anyway. OK, so here are some samples from mean=50, std=25. When n=1000 the means are all within about 1, and std is within .4

mean == 46.1312, std == 25.0674
mean == 47.3159, std == 24.4849
mean == 46.4967, std == 25.8444
mean == 44.4332, std == 26.5974
mean == 48.8557, std == 26.0069
mean == 47.8602, std == 25.5480
mean == 52.0704, std == 27.5603
mean == 49.9019, std == 27.4975
mean == 52.4116, std == 24.7947
mean == 48.9171, std == 24.2495
mean == 50.5276, std == 22.1211
mean == 52.2813, std == 27.1429
mean == 49.0307, std == 22.4335
mean == 51.0344, std == 27.2197
mean == 50.5114, std == 24.4022
mean == 51.7506, std == 26.0787
mean == 48.8765, std == 27.6355
mean == 46.4424, std == 23.5208
mean == 44.5342, std == 24.2434
mean == 42.9070, std == 24.9680
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