PERSONAL EQUATION IN BREEDING EXPERIMENTS. 35 



TABLE VI. 



THE RANGE OF VARIATION EXHIBITED BY ALL OBSERVERS IN THE 

 SEVERAL CLASSIFICATI- 



connection th.u f-r the particular sort of proMnn hcic dt.ilt 

 \\iih ii \\<mld ,i!i]M-.ir that the nu'thcxl of i-\|iiv--in- tin- <lr. 



it \ .u i.iliilii v u 1 1 id i i- usrcl in TaMt- \'I. i /. e., tin- .il -. ilut- \ .ilui- 



if i he ranyc and ii- rd.nion U) tin- mean i- ]r<>l>.illy nf n 



n .il \.ihn- than an- the conventional con-i.mi- '^i\iii in T.il.K- 

 \ I!. In the privsent instance it is the run.'- of v.m.nion 

 ilu (\nt-ine amounts by which different <>|IMT\T- dittcr in iln-ir 

 (oiini^i \\hifh is the thing of primar\- intnc-i .uid ]>i,uii.il 



nificance. 



I .tMr \1I. gi\ - es the standard deviation .ind < m UK icni <>t 

 \.iii.iii"n for the counts of each class of krrnd-. 



TAHI.I. \ !l. 



mi. IE AND RELATIVE \'\KIVIMN IN n ,11: 



\ 1 I | \ss |- V ll|.' ; 



'iy. 'chy. 



!i'>t usi-d in any d-taili-'l i-i'inpai i~'Hi it h.i^ nut 

 tlu.nv.lit !. ul.it.- )>[..l..iM. All tlr .tiy .l.it.i .1: 



h.in.l. h \\r\ct. il aiiyon. in.ik" t!. It m-.-.l ..n' 



n mi-nil', -n-.l th.r i .in.l P.. 11 = 15. an.l |..r i-ar I I . n = i ). 



