CREATE TABLE table_11715 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Attendance" FLOAT)

Which Attendance has a Date of november 18, 1951?
SELECT "Attendance" FROM table_11715 WHERE "Date" = 'november 18, 1951'
SELECT "Attendance" FROM "table_11715" WHERE "Date" = 'november 18, 1951'