The Longhorns may be 3-2, but a composite of six ratings systems has Steve Sarkisian’s team No. 5 nationally. Over the last several weeks, a recurring question for Texas Longhorns head coach Steve Sarkisian is whether his team has improved over last season. The close loss to the Alabama Crimson Tide suggested significant progress. Another blown lead in the overtime loss to the Texas Tech Red Raiders looked like continued mediocrity. Following Saturday’s 38-20 win over the West Virginia Mountaineers, the advanced stats have an overwhelming answer — the Longhorns are one of the best teams in the country, sitting…