AN ANALYSIS OF THE LEARNING PROCESS IN THE SNAIL 9 

 TABLE II — {Continued) 

 Snail No. 4 — (Continued 



Total number of trials 50 



Total number of stimuli followed by response 29 



Per cent of stimuli followed by response 58% 



Total number of reactions 101 



Average number of reactions per trial 2.02 



Average number of reactions in only those trials in which response 



occurred 3 . 48 



Total time of reactions 2 . 18 min. 



Average time p^r reaction 1 . 29 sec. 



Average number of reactions per minute 46 . 51 



* Cases in which lack of response was due to known mechanical disturbance. 



