CREATE TABLE table_8122 ("Date" TEXT, "Tournament" TEXT, "Winning score" TEXT, "Margin of victory" TEXT, "Runner ( s ) -up" TEXT)

Which Margin of victory has a Runner(s)-up of betty burfeindt, and a Tournament of pompano beach classic?
SELECT "Margin of victory" FROM table_8122 WHERE "Runner(s)-up" = 'betty burfeindt' AND "Tournament" = 'pompano beach classic'
SELECT "Margin of victory" FROM "table_8122" WHERE "Runner(s)-up" = 'betty burfeindt' AND "Tournament" = 'pompano beach classic'