162 Essay on the Interpretation of Milk Records. 



Correlation. Maxima and Totals. 

 1,233 Normal Lactations. 



r = + -839. 



The regression coefficients obtained from the correlation 

 tables are as follows : 



Regression of totals relative to averages 43'229' +0 



,, averages „ totals '017 + 



Regression of totals relative to revised max. 41 '542 + 



,, revised max. ,, totals '017 + 



Regression of totals relative to maxima 39'852 + 



maxima ,, totals "017 -f- 



5457^ 

 0002 



5179 

 0002 



4968 

 0002 



* Regression coefficient of x relative to y = r — • 



ffy 



^ P.E. regression coefficient = 



0-6745 (Ta 



I 1 - r^ 



