Sum of Exponential and Gamma Distributions
94616
How do gamma distributions add and what would that model?
23603
Joint distribution of $X+Y$ and $\frac{X}{X+Y}$
81363
How to compute $P(X>Y)$ if $X$ and $Y$ are independent and exponentially distributed
42861
Inverse of sum of exponential random variables (mean and variance)
33585
Moment generating function of a gamma distribution
68535
Finding the distribution of sum of Lognormal Random Variables
117962
Expected log value of noncentral exponential distribution
140650
Find the distribution of sum and product of standard normal random variables
63391
How to compute the sum of random variables of geometric distribution
93922
sum of noncentral Chi-square random variables
85790
Product of two random variables that has exponential distribution
149202
Algorithm to compute Gamma function
43500
How to show this curious combination of Exponential order statistics has a Chi-squared distribution?
94945
Sum and product of Martingale processes
93994
Distribution of $\sum_{j=1}^n\ln\left(\frac{X_{(j)}}{X_{(1)}}\right)$ when $X_i$'s are i.i.d Pareto variables
10482
Prove $(\sum_{i=1}^{n}X_{i},\sum_{i=1}^{n}X_{i}^{2})$ is not a complete statistic for $N(\mu,\mu^2)$ distribution
23522
Exponential integral $ \int_0^\infty \frac{x^t}{\Gamma(t+1)}\text dt$