CREATE TABLE table_75980 ("Position" TEXT, "Jersey #" FLOAT, "Name" TEXT, "Height  ( cm ) " FLOAT, "Weight  ( kg ) " FLOAT, "Birthdate" TEXT, "Birthplace" TEXT, "2007\\u20132008 Team" TEXT, "NHL rights ,  if any" TEXT)

Which Height (cm) has a Birthplace of bloomfield hills, michigan?
SELECT AVG("Height (cm)") FROM table_75980 WHERE "Birthplace" = 'bloomfield hills, michigan'
SELECT AVG("Height (cm)") FROM "table_75980" WHERE "Birthplace" = 'bloomfield hills, michigan'