CREATE TABLE table_45148 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

What is the average number of rounds that Lance Gibson fought when his record was 1-1?
SELECT AVG("Round") FROM table_45148 WHERE "Record" = '1-1'
SELECT AVG("Round") FROM "table_45148" WHERE "Record" = '1-1'