On the Relation of Muscle Sense to Pressure Sense 9 



By placing the D. S. judgments with the S. judgments and the D. H. 

 judgments with the H. judgments and adding the percentages of S. judg- 

 ments to the number of series, the following table is obtained; no naive 

 records were taken : 



Table IV 



In this table are presented the percentages of "same' 

 all stimulus magnitudes for all sets of experiments. 



judgments under 



From this table one may be able to observe the reduction in the 

 threshold that has taken plaCe as the result of the introduction of 

 movement into the process of discrimination. However, it may 

 be more easily seen in the following tabular statement. Under 

 passive palm pressure 170, 190, and 210 bear about the same re- 

 lation to the standard as 160, 170, and 190 do to the standard 



183 



