CREATE TABLE table_79077 ("Number" FLOAT, "Year Start" FLOAT, "Year End" FLOAT, "Name" TEXT, "Home Club" TEXT)

Which Number has a Name of cooper, c. kenneth, and a Year End larger than 1984?
SELECT AVG("Number") FROM table_79077 WHERE "Name" = 'cooper, c. kenneth' AND "Year End" > '1984'
SELECT AVG("Number") FROM "table_79077" WHERE "Name" = 'cooper, c. kenneth' AND "Year End" > '1984'