28 



HELEN B. HUBBERT 



Rat 



26 cT 



4 



5 



6 



7 



8 



9 

 10 

 11 

 12 

 13 

 14 

 20 

 21 

 22 

 24 



TABLE III 



SIXTY-FIVE DAY RATS 

 16 males 11 females 



Trials 



14 

 16 

 22 

 24 

 22 

 30 

 38 

 26 

 18 

 34 

 22 

 22 

 36 

 46 

 21 

 38 



Time 



(sees.) 



454.0 



496.0 



2378.0 



452.4 



645.2 



385.8 



981.4 



519.2 



1184.8 



1724.8 



721.0 



2700.4 



1051.8 



1436.4 



1344.0 



1982.0 



1$ 



2 



3 



15 



16 

 17 

 18 

 19 

 23 

 27 

 28 



30 

 54 

 21 

 28 

 36 

 36 

 65 

 32 

 38 

 40 

 20 



Totals... 

 Averages. 



830 

 30.7 



1327 A 

 1651.8 

 1542.0 

 2028.0 

 1139.4 



454.4 

 4388.4 

 1312.0 



815.8 

 1714.6 



597.4 



35428.4 

 1312.1 



23033.6 

 42368.0 

 19603.2 

 28921.6 

 25177.6 

 20819.2 

 75001.6 

 25638.4 

 28409.6 

 35584.0 

 13849.6 



703735.2 

 26064.2 



8.2 

 7.9 

 7.1 

 5.5 

 5.3 

 4.7 

 5.5 

 4.9 

 7.6 

 6.4 

 6.7 



184.0 

 6.8 



Average torC^ ... 

 Average for 9 ... 



26.8 

 36.5 



1153.6 

 1542.8 



22833.0 

 30764.2 



7.1 

 6.3 



Comparison of the male and female records in the group 

 show that while the absolute time of the females is less than 

 that of the males, in other respects the male showing is the 

 better. 



Time 



Trials Absolute 



Total 



Males. . . 

 Females. 



27 

 36 



7.1 sec. 

 6.3 



192 min. 

 257 " 



Distance 



228.3 m. 

 307.6 u 



