CREATE TABLE table_23762 ("Poll source" TEXT, "Dates administered" TEXT, "Joe Miller  ( R ) " TEXT, "Lisa Murkowski  ( R )  write-in candidate *" TEXT, "Scott McAdams  ( D ) " TEXT)

When 23% scott mcadams (d) what are the dates administered?
SELECT "Dates administered" FROM table_23762 WHERE "Scott McAdams (D)" = '23%'
SELECT "Dates administered" FROM "table_23762" WHERE "Scott McAdams (D)" = '23%'