Modal 



and 



IT'J 



TABLE XXVI. 



To assist in computing the Modal Ordinate of Pearson Types II and VII Curves, 

 and also the Constants of Curves of Frequency in the case of the Correlation 

 Coefficient. 



W W 



n ft 



Values of the Integral q n = I sin n ~ l <f>d<f> = I cos"- 1 



Jo Jo 



-::>, -2 



