Spread.NET 18 Formula Reference
Formula Functions / Functions A to C / BETADIST
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    BETADIST
    In This Topic

    This function calculates the cumulative beta distribution function.

    Syntax

    BETADIST(x,alpha,beta,lower,upper)

    Arguments

    This function has these arguments:

    Argument Description
    x Value at which to evaluate the function, between the values of lower and upper
    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

    BETADIST(3,B3,C3,2,4)

    BETADIST(3,R3C2,R3C3,2,4)

    BETADIST(3,6,9,2,4) gives the result 0.7880249023

    Version Available

    This function is available in product version 1.0 or later.

    See Also

    BETAINV | Statistical Functions