
{{alias}}()
    Returns a list of alternative hypotheses.

    The output array contains the following alternatives:

    - two-sided: mean is not equal to null value.
    - less: mean is less than null value.
    - greater: mean is larger than null value.

    Returns
    -------
    out: Array<string>
        List of alternatives.

    Examples
    --------
    > var out = {{alias}}()
    [ 'two-sided', 'less', 'greater' ]

    See Also
    --------

