CREATE TABLE table_24486 ("State  ( class ) " TEXT, "Vacator" TEXT, "Reason for change" TEXT, "Successor" TEXT, "Date of successors formal installation" TEXT)

Name the state class for resigned november 3, 1964
SELECT "State (class)" FROM table_24486 WHERE "Reason for change" = 'Resigned November 3, 1964'
SELECT "State (class)" FROM "table_24486" WHERE "Reason for change" = 'Resigned November 3, 1964'