1922.] P. C. Mahalanobis : Analysis of Stature. 59 



Thus, P = -8g 46 80 

 With the single normal curve, we had P = -82 65 83 



Difference =*o6 80 97 



Thus there is an improvement of 8*2% in the fit. This is 

 satisfactory. But, in view of the discussion of probable errors 

 perhaps this is not sufficient to warrant us in asserting that the 

 possibility of the present type of dissection is unmistakeable evi- 

 dence of heterogeneity of the material. 



