Columbia subject headings:
Harvard subject headings:
Children--United States--Economic conditions--Statistical methods.
Federal aid to education--United States--Statistical methods.
Poor children--Education--United States--Finance--Statistical methods.
Poor children--United States--Statistical methods.
Poverty--United States--Statistical methods.
Princeton subject headings:
Children--United States--Economic conditions--Statistical methods.
Federal aid to education--United States--Statistical methods.
Poor children--Education--United States--Finance--Statistical methods.
Poor children--United States--Statistical methods.
Poverty--United States--Statistical methods.