def se_to_varcope(se):
    """Convert standard error values to sampling variance.

    Parameters
    ----------
    se : array_like
        Standard error of the sample parameter

    Returns
    -------
    varcope : array_like
        Sampling variance of the parameter

    Notes
    -----
    Sampling variance is standard error squared.
    """
    varcope = se ** 2
    return varcope