perplexus.info :: Probability : Random + Random + Random

Random + Random + Random (Posted on 2009-08-28)

Let A, B and C each be random real numbers chosen from the uniform interval (0,1).

Call X the first nonzero digit of A+B+C.

Find the probability distribution of X.

See The Solution Submitted by Jer

Rating: 3.0000 (1 votes)

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