106 



CORA D. REEVES 



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 fco 



F y TOT Qu T V t T o -r 



E.TTOT Q^OTUt i»T 



/ih X^- h* y*- ** X ^ 7 £ -/j*Ku^i <i J*4- i^J. iAj. i<- T 7 *- 4>*- f-ttLtMr 



Figure 5.— I. Curve of error for rats A and B, fed at the stationary lights. II. Curve 

 of error for rats C and D, fed at the moving lights. These show the average 

 per cent of errors for each 100 trials. 



Figure 6. — Path taken by rat A in reaching the stationary light. 



