Command Reference
:
Function Reference
:
Function Reference: L
@logcnorm
Element Functions
Natural logarithm of standard normal cumulative distribution.
Syntax:
@logcnorm
(
x[, u])
x
: number
u
: (optional) number
Return: number
Computes the natural logarithm of the cumulative distribution integral
where
If the optional argument
u
is non-zero, return the logarithm of the upper-tail cumulative distribution value:
.
Examples
= @logcnorm(-1.96)
returns -3.68896... (the natural log of 0.02499...).
Cross-references
See also
@cnorm
,
@dnorm
,
@qnorm
, and
@rnorm
.