sum of exponentially distributed random numbers
12407
Gamma Distribution out of sum of exponential random variables
18880
Distribution of extremal values
14079
On the proof that every positive continuous random variable with the memoryless property is exponentially distributed
14956
Sum of 2 Normally Distributed Random Variables With a Correlation
129116
$P(X<Y)$ where X and Y are exponential with means $2$ and $1$
156092
Existence of independent and identically distributed random variables.
106291
Central limit theorem and the law of large numbers
129964
Sum of independent Poisson random variables is a Poisson random variable
1094
Expected Value of the maximum of two exponentially distributed random variables
70221
Probability about three independent exponential random variables
77938
How to prove that minimum of two exponential random variables is another exponential random variable?
147639
Exponential generating function with Stirling numbers
92569
Showing that ${\rm E}[X]=\sum_{k=0}^\infty P(X>k)$ for a discrete random variable
102505
Expected number of (0,1) distributed continuous random variables required to sum upto 1
152063
How can I analytically prove that randomly dividing an amount results in an exponential distribution (of e.g. income and wealth)?
42451
Sum of two uniform random variables
63391
How to compute the sum of random variables of geometric distribution