104 



VINNIE C. HICKS AND II. A. (ARK 



tabu: i 



Surplus Time Values in Minutes 



Trial 



1 

 2 

 3 



4 



8 

 9 

 10 

 11 

 12 

 13 

 14 

 15 

 16 

 17 



Total, 

 Average, 



Aduli 



Child 



Rat I Rat 1 1 



58.0 

 3.4 



120.0 

 7.1 



278.0 

 16.3 



19 



19 



5 



3 



1 



80 



74 

 15 

 42 



i:; 



.35 

 .23 

 .21 

 .52 

 .22 

 .47 

 .38 

 .12 

 .13 

 .00 



103.6 

 9.6 



and the length of the true path is but 40 feet, it is obvious that 

 the animal has traversed a surplus distance of 50 feet. If the 

 animal expends 2.50 minutes in any run, while the maze can be 

 traversed after it is mastered in .30 minutes, a surplus of 2.20 

 minutes has obviously been expended in that trial. The values 



