PROBIT Function

Returns a quantile from the standard normal distribution

Category: Quantile

Syntax

PROBIT ( p )

Arguments

p

• is a numeric probability.

• Range: 0 < p < 1

Details

The PROBIT function returns the p ^th quantile from the standard normal distribution. The probability that an observation from the standard normal distribution is less than or equal to the returned quantile is p .

CAUTION:

• The result could be truncated to lie between -8.222 and 7.941.

• Note: PROBIT is the inverse of the PROBNORM function.

Examples

SAS Statements	Results
x=probit(.025);	ˆ’ 1.959963985
x=probit(1.e ˆ’ 7);	ˆ’ 5.199337582