SCHEMA:
CREATE TABLE table_1341522_38 (party VARCHAR, opponent VARCHAR)
USER:
what's the party with opponent being marcy kaptur (d) 75.3% randy whitman (r) 24.7%

QUERY:
SELECT party FROM table_1341522_38 WHERE opponent = "Marcy Kaptur (D) 75.3% Randy Whitman (R) 24.7%"