TRANSFER OF RESPONSE IN THE WHITE RAT 



41 



Figure XVI 



Figure XVII 



Curve 129 (Figure XVI) is an individual curve from Group Eighteen. Curve 154 

 (Figure XVII) is an individual curve from Group Nineteen. Horizontal lines repre- 

 sent the percentage of correct responses. Vertical lines represent the number of 

 series of twenty tnals each. Dotted hnes represent the record both for hesitations 

 and for correct responses. In lettering.^A is the end of the learning process with 

 the sound, B is the end of the simultaneous series, C is the end of the learning process 

 with the pam. 



