type: cross-section
frequency: 1
startobs: 1
endobs: 5786

id: student id
schid: school id
tchid: teacher id
tchexper: teacher years of experience
absent: days absent
readscore: reading score
mathscore: math score
totalscore: combined math and reading score
boy: male student
white_asian: white or asian student
black: black student
tchwhite: white teacher
tchmasters: teacher with masters degree
freelunch: free lunch provided
schurban: school urban or inner city
schrural: school rural
small: small class
regular: regular class
aide: regular class with aide
