186 



Clyde E. Leighty 



Series 122 



Totals 



4 



0-1 



1 3 



16 



34 



IS 







1 









i 

 i 



1-2 







5 



16 



47 18 



8 



2 









2-3 











2 23 



31 



15 



1 







3-4 













8 



IS 



7 



3 



1 



4-5 















4 



5 



2 



1 



5-6 















1 



3 







6-7 



















1 



i 



1 3 16 39 34 54 41 4S 40 16 6 



Totals 



78 

 96 



72 

 37 

 12 



4 



1 



300 



Fig. 159. — Correlation between average yield of culm per plant, in 



decigrams, subject; and diameter of straw, in decimillimeters, relative 



r= .866 ± .010 



respectively. In line 62 the extremes are .878 ± .009 and .785 ± .015. 

 The difference m each case, .117 ± .020 for Ime 50 and .093 ± .017 for 



Ime 62, is more than five times its probable error. This difference may 



Totals 



o oq '^ CO 00 o c<i 

 (N (M c^ :^ (M re ro 



T-H •,-, r-i r-( -H C^ (M 



C^l ^ CO 



14 27 30 39 52 69 35 12 3 



Totals 



0- 1 



3 1 



1 



2 





















7 



1- 2 



2 



4 







( 



3 

















21 



2- 3 







1 







14 



4 





1 



1 









26 



3- 4 









2 



8 



16 



9 



9 



"7 



2 







53 



4- 5 











2 



/ 



18 



15 



11 



2 







55 



5- 6 













1 







14 



15 



6 



1 





42 



6- 7 













1 







1 



12 



S 



7 



1 



41 



7- 8 













1 



1 



6 



17 



10 



1 



1 



37 



8- 9 



















4 







3 





12 



9-10 















1 





2 



2 





1 



6 



300 



Fig. 160. — Correlation between average yield of culm per plant, in decigrams, 



subject; and diameter of straw, in decimillimeters, relative 



r= .785 ± .015 



