CREATE TABLE table_54396 ("State  ( class ) " TEXT, "Vacator" TEXT, "Reason for change" TEXT, "Successor" TEXT, "Date of successor's formal installation" TEXT)

What is the state of the senator with a November 14, 1972 date of successor's formal installation?
SELECT "State (class)" FROM table_54396 WHERE "Date of successor's formal installation" = 'november 14, 1972'
SELECT "State (class)" FROM "table_54396" WHERE "Date of successor's formal installation" = 'november 14, 1972'