346 



WALTER S. HUNTER 



TABLE 3 

 Data on the substitution of light and sandpaper 



CONDITION OF TEST 



NUMBER OF 

 TRIALS 



NUMBER 

 CORRECT 



Normal handclaps 10 



Sandpaper 10 



Handclaps 10 



Sandpaper 10 



Sandpaper 10 



Sandpaper 10 



Sandpaper 10 



Handclaps 20 



Light , 10 



Handclaps 10 



Handclaps 10 



Handclaps 20 



Light 10 



Handclaps 10 



Handclaps 20 



Normal handclaps 20 



Sandpaper 10 



Handclaps 10 



Sandpaper 10 



Handclaps 10 



Handclaps 10 



Sandpaper 10 



7 { Handclaps 30 



Light 10 



Handclaps 10 



Light 10 



Handclaps 10 



Handclaps 10 



Light 10 



Handclaps 20 



Normal handclaps 20 



Sandpaper 10 



Handclaps 10 



Sandpaper 10 



Handclaps 10 



, Handclaps 10 



Sandpaper 10 



Handclaps 20 



Handclaps 10 



Light 10 



Handclaps 10 



Handclaps 20 



7 

 8 

 8 

 7 

 7 

 7 



17 

 5 

 5 

 7 



18 

 6 

 6 



16 



20 

 5 



10 

 6 



7 

 8 

 6 



26 

 7 



10 

 5 

 7 

 8 

 7 



16 



16 

 5 



10 

 5 

 6 



10 

 5 



14 

 8 

 7 



10 



17 



