difference - a disagreement or argument about something significant; "he had a dispute along with his wife"; "there have been irreconcilable differences"; "the acquainted conflict between Republicans and Democrats" The proportionate difference is greatest, but the absolute difference smallest, for couples where the wife is aged 80 and above. https://thermal-stress-testing-me02356.blog2news.com/36380233/semiconductor-temperature-stress-testing-an-overview