Questions about random number generation and the properties of numbers so generated.

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2
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1answer
145 views

Calculate variance of random walk?

How can I symbolically calculate the variance of the following random walk in Mathematica? Given several discrete random variables such that $p(Z_i=1-2k)=p$, where $k$ is a small real number, and ...
1
vote
0answers
55 views

Bounds on random number

I have a Markov Chain Monte Carlo code that uses a chi squared function to fit some data. I am running into an issue now with getting unrealistic values for some of the free parameters in the code. ...
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0answers
82 views

Why OpenCLMersenneTwister[50] returns OpenCLLink::nodev: OpenCLLink failed to detect a usable device

I did the following: Needs["OpenCLLink`"] OpenCLMersenneTwister[50] (per documentation) on both my Dell Inspiron 530 Desktop PC (Radeon X1300/X1500 Series card) ...