scaled test score
age in years
d.v., =1 if female
number of siblings at home
d.v.,=1 if black
d.v.,=1 if hispanic
unique school id
d.v., =1 if parents education missing
d.v., =1 if parents educ is < high school
d.v., =1 if parents educ is high school
d.v., =1 if parents educ is some college
d.v., =1 if parents educ is college degree
d.v., =1 if fgamily income missing
d.v., =1 if family income < $7K
d.v., =1 if family income $7k-$12K
d.v., =1 if family income $12K-$16K
d.v., =1 if family income $16K-$20K
d.v., =1 if family income $20K-$25K
d.v., =1 if family income $25K-$38K
d.v., =1 if family income >$38K
d.v., =1 if liove with both parents
d.v., =1 if catholic school
d.v., =1 if live in midwst
d.v., =1 if live in west
d.v., =1 if live in south
d.v.  =1 if live in urban area
d.v., =1 if live in rural area