MicroStrategy ONE
Beta distribution
Returns the cumulative Beta distribution of the variables alpha and beta, where the probability density function is given by
Where:
This function is used to study percentage variations for an item across population samples (for example, how much of a day people spend watching television).
Syntax
BetaDistribution < Lower Bound, Upper Bound > (
x
,
alpha
,
beta
)
Where:
x
is the value between Lower Bound
(a
) and Upper Bound
(b
) at which the function is evaluated.
alpha
and beta
are distribution parameters.
alpha
=beta
=
Lower Bound
is an optional lower bound of the interval of x
.
Upper Bound
is an optional upper bound of the interval of x
.
Usage Notes
The following conditions are invalid:
- x, alpha, or beta is nonnumeric.
- alpha £ 0 or beta £ 0.
- x < Lower Bound or x > Upper Bound.
- Lower Bound = Upper Bound.