Spread WPF 17
Spread WPF Documentation / Formula Reference / Formula Functions / FISHER
In This Topic
    FISHER
    In This Topic

    Summary

    This function returns the Fisher transformation for a specified value.

    Syntax

    FISHER(value)

    Arguments

    Provide a numeric value that is less than 1 and greater than –1 for which you want the transformation.

    Remarks

    This transformation produces an approximately normal distribution. Use this function to perform hypothesis testing on the correlation coefficient.

    The Fisher transformation is calculated as follows:

    FISHER Equation

    where x is the value argument.

    Data Types

    Accepts numeric data. Returns numeric data.

    Examples

    FISHER(A43)

    FISHER(R4C12)

    FISHER(-0.65) gives the result -0.7752987062

    See Also