Appendix 



143 



Correlations from the above data. Spearman method, but 

 coefficient converted to Pearson's "r." (Letters refer to 

 specified columns in table.) 



48. A&B, 0.68 ± 0.05 50. A&E, 0.55 ± 0.07 



49. A&C, 0.70 ± 0.05 SI. B&D, 0.18 ± 0.10 



S3. B&E, 0.67 ± 0.06 

 S3. D&E, 0.10 ± 0.10 



EXPLANATIONS: 



The above rankings have been prepared from the same sources 

 and in the same way as those in Table i. 



A. See explanation of column A, Table i. A change is made, 

 however, to tne census of 1870. 



B. See explanation of column Y, Table i. 

 C and D. Based on census figures. 



E. Like column Z, Tablet I, based on Russell Sage Foundation 

 investigation. 



