12 



Indiana University Studies 



General Summary — Age- Grade Tables. Of the school sys- 

 tems reporting, nine have semiannual promotion and twenty 

 have annual promotion. The returns from these two groups 

 of school systems were compiled separately so that in the 

 tables and figures which follow it is possible to make com- 

 parisons between these two types of school organization. 



In the group of twenty school systems having annual pro- 

 motion there is included one county system with the excep- 



No. of pupils 

 1100 



1000 



900 



800 



700 



600 



500 



400 



300 



200 



100 



Jl 



5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 



Age 



Fig. 1. Showing the distribution of the number of boys and girls in. 

 each age-group on the basis of 1,000 in the average of the age-groups 7 

 to 12. The first line for each age-group represents boys and the second 

 line girls. Systems having annual promotion. 



tion of one city and three towns. The number of children 

 reported is approximately 3,000, or one-third of the total 

 number in this group. Of this total about 2,000 are from 

 rural schools. However, to avoid awkward statements, we 

 shall not specify this fact each time this group of school 

 systems is mentioned in the following papers. 



Tables I to VI inclusive give a general summary for these 

 two groups of school systems of the age of the pupils ''belong- 

 ing" on December 18 to 21, 1917, recorded as of September 1, 



