CREATE TABLE table_name_77 (margin_of_error VARCHAR, undecided VARCHAR, other VARCHAR)

what is the margin of error when the undicided is 8% and other is 4%?
SELECT margin_of_error FROM table_name_77 WHERE undecided = "8%" AND other = "4%"
SELECT "margin_of_error" FROM "table_name_77" WHERE "4%" = "other" AND "8%" = "undecided"