In this subchapter:
(1) “Attendance area” means the geographical area within a school district established by the school board thereof for the purpose of designating the elementary, middle, high or other school which pupils residing within the area normally would attend.
(1m) “Membership” has the meaning given in s. 121.07 (2).
(2) “Minority group pupil” means a pupil who is Black or African American, Hispanic, American Indian, an Alaskan native, or a person of Asian or Pacific Island origin, and who has reached the age of 4 on or before September 1 of the year he or she enters school.
(3) “School” means an organized educational activity operated by the school board and approved by the department.