Spread Formula Reference
BETAINV
Formula Functions > Functions A to C > BETAINV

This function calculates the inverse of the cumulative beta distribution function.

Syntax

BETAINV(prob,alpha,beta,lower,upper)

Arguments

This function has these arguments:

Argument Description
prob Probability of the distribution
alpha Alpha parameter of the distribution
beta Beta parameter of the distribution
lower [Optional] Lower bound of the interval for x; 0 if omitted
upper [Optional] Upper bound of the interval for x; 1 if omitted

Remarks

If you omit values for upper and lower, the calculation uses the standard cumulative beta distribution, so that lower is zero and upper is one.

Data Types

Accepts numeric data for all arguments. Returns numeric data.

Examples

BETAINV(0.75,B3,C3,2,4)

BETAINV(0.75,R3C2,R3C3,2,4)

BETAINV(0.75,9,12,2,4) gives the result 3.0011968805

Version Available

This function is available in product version 1.0 or later.

See Also

BETADIST | Statistical Functions