Which one of the following statements about the sum of continuous random variables is correct?
选项:
A:The sum of independent chi-square random variables is a chi-square random variable.
B:The sum of independent exponential random variables is an exponential random variable.
C:The sum of independent gamma random variables is a gamma random variable.
D:The sum of independent uniform random variables is a uniform random variable.
发布时间:2024-04-17 19:12:03