For one discrete variable,
|
(1) |
For one continuous variable,
|
(2) |
The expectation value satisfies
|
(3) |
|
(4) |
|
(5) |
For multiple discrete variables
|
(6) |
For multiple continuous variables
|
(7) |
The (multiple) expectation value satisfies
where is the Mean for the variable .
See also Mean
© 1996-9 Eric W. Weisstein
1999-05-25