Questions tagged [random]

72 questions
11
votes
3 answers

Implementing Gaussian random variable by using a uniform random variable

I'm trying to write a C++ function that will return Gaussian random values, given their means and variances. There is a library function rand(), which returns random numbers between 0 and RAND_MAX. RAND_MAX does not have a fixed value, but it is…
hkBattousai
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5
votes
2 answers

Sampling low pass filtered white noise

If we filter out ideal white noise using an ideal LPF of cutoff frequency 10 KHz and then sample it at 30 KHz , is the resulting discrete signal statistically independent? I would like to know the statistical behaviour of the output signal. I was…
dexterdev
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1
vote
1 answer

Probability of random numbers

This is a question I found on internet under DSP section so that's why I am posting it here. Help me understand it please. A computer adds 1000 random numbers that have each been rounded off to the nearest 10$^{\rm th}$. Find the probability that…
heavenhitman
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