CREATE TABLE "table1_1802522_3" (
  "state_class" text,
  "vacator" text,
  "reason_for_change" text,
  "successor" text,
  "date_of_successors_formal_installation" text
);

Question: How many total reason for change are listed corresponding to the successor Leonard B. Jordan (r)?
SQL: SELECT COUNT("reason_for_change") FROM "table1_1802522_3" WHERE "successor"='Leonard B. Jordan (R)';

Question: What state had November 30, 1962 as the date of the successors formal installation?
SQL: SELECT "state_class" FROM "table1_1802522_3" WHERE "date_of_successors_formal_installation"='November 30, 1962';

Question: How many vacant seats were filled by newcomer Joseph H. Bottum (r)?
SQL: SELECT COUNT("vacator") FROM "table1_1802522_3" WHERE "successor"='Joseph H. Bottum (R)';