PDA_PPND16

Returns the normal deviate corresponding to a given lower tail area of P

Invocation

RESULT = PDA_PPND16( P, IFAULT )

Arguments

P = DOUBLE PRECISION (Given)
Lower tail area (probability) of the normal distribution.
IFAULT = INTEGER (Returned)
Non-zero when cannot calculate result.

Returned Value

PDA_PPND16 = DOUBLE PRECISION
The required normal deviate.

Accuracy

The result is accurate to about 1 part in 1016.

Origin

Applied Statistics / Statlib Archive