IvanCarrie
New member
- Joined
- Jan 2, 2019
- Messages
- 4
Given
\(\displaystyle U=\frac{X-EX}{\sigma_X} \)
so
\(\displaystyle E = 0 \)
how does
\(\displaystyle E[U^2] = 1 \) ?
\(\displaystyle U=\frac{X-EX}{\sigma_X} \)
so
\(\displaystyle E = 0 \)
how does
\(\displaystyle E[U^2] = 1 \) ?