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SCIENCE 



[N. S. Vol. XXXVI. 



THE EXPANSION OF SECONDARY EDUCATION ' 



Population of U. S., millions 



Number of public high schools reporting 



Number of other sec. schools reporting 



Number of secondary pupils 



Percentage of boys, secondary pupils 



Percentage of population, sec. pupils 



Percentage of high school pupils, urban 



Percentage of high school pupils, yr. I 



Percentage of these boys in yr. I 



Percentage of high school pupils, yr. II 



Percentage of these boys in yr. II 



Percentage of high school pupils, yr. Ill 



Percentage of these boys in yr. Ill 



Percentage of high school pupils, yr. IV 



Percentage of these boys in yr. IV 



Percentage secondary pupils graduating 



Percentage of these boys 



Percentage preparing for College 



Urban high schools — number 



(In cities of 8,000 or over.) 



Teachers per school 



Students per school 



Students per teacher 



Rural high schools — number 



Teachers per school 



Students per school 



Students per teacher 



^Extracted from the reports of the Bureau of Education. 



