class SummaryStatistics implements StatisticalSummary, Serializable {

    public SummaryStatistics copy() {
        SummaryStatistics result = new SummaryStatistics();
        // No try-catch or advertised exception because arguments are guaranteed non-null
        copy(this, result);
        return result;
    }

    public  SummaryStatistics();
    public  SummaryStatistics(SummaryStatistics original);

}