Finish updating self (GOEnrichmentRecord) field, is_ratio_different.

def update_remaining_fldsdefprt(self, min_ratio=None):
        """Finish updating self (GOEnrichmentRecord) field, is_ratio_different."""
        self.is_ratio_different = is_ratio_different(min_ratio, self.study_count,
                                                     self.study_n, self.pop_count, self.pop_n)