Tables for Facilitating the Computation of Probable Errors 15 

 TABLE V. Probable Errors of Means and Standard Deviations. 



n 



Xi 



X2 



451 



•03176 



•02246 



4.5.1 



•03173 



•02243 



453 



•03160 



•02241 



454 



•03166 



•02238 



4.55 



•03162 



•02236 



4r,6 



•03159 



•02233 



i57 



•03155 



•02231 



458 



•03152 



•02229 



450 



•03148 



•02226 



41JO 



•0314.3 



•02224 



461 



•03141 



•02221 



462 



■03138 



•02219 



463 



•03135 



•02217 



464 



•03131 



•02214 



466 



•03128 



•02212 



466 



•03125 



•02209 



467 



•03121 



•02207 



46S 



•03118 



•02205 



469 



•03115 



•02202 



470 



•03111 



•02200 



471 



•03108 



•02198 



472 



•03105 



•02195 



473 



•03101 



•02193 



474 



•03098 



■02191 



475 



•03095 



■02188 



476 



•03092 



•02186 



477 



•03088 



■02184 



478 



•03085 



■02181 



470 



•03082 



•02179 



480 



•03079 



•02177 



481 



•03075 



•02175 



482 



•03072 



•02172 



483 



•03069 



•02170 



484 



•03066 



•02168 



485 



•03063 



•02166 



486 



•03060 



•02163 



487 



•03056 



■02161 



488 



•03053 



■02159 



489 



•03050 



•02157 



490 



•03047 



■02155 



491 



•03044 



■02152 



492 



•03041 



■02150 



493 



•03038 



■02148 



494 



•03035 



•02146 



495 



•03032 



•02144 



496 



•03029 



■02142 



497 



•03026 



■02139 



498 



•03022 



■02137 



499 



•03019 



■02135 



500 



■03016 



■02133 



n 



Xi 



X2 



501 



■03013 



•02131 



502 



•03010 



•02129 



503 



•03007 



•02127 



504 



•03004 



•02124 



505 



•03001 



•02122 



506 



•02998 



■02120 



507 



■02996 



■02118 



508 



■02993 



•02116 



509 



■02990 



•02114 



510 



■02987 



•02112 



511 



•02984 



•02110 



513 



•02981 



•02108 



51.! 



•02978 



•02106 



514 



■02975 



•02104 



515 



•02972 



•02102 



516 



•02969 



•02100 



517 



•02966 



•02098 



518 



•02964 



•02096 



519 



•02961 



•02094 



520 



•02958 



•02092 



521 



•02955 



•02089 



5:22 



■02952 



•02087 



523 



■02949 



•02085 



524 



■02947 



•02084 



525 



■02944 



•02082 



526 



■02941 



■02080 



527 



•02938 



■02078 



528 



■02935 



■02076 



529 



■02933 



■02074 



530 



■02930 



•02072 



5.!1 



•02927 



•02070- 



532 



■02924 



■02068 



n.',3 



■02922 



•02066 



5-'4 



■02919 



•02064 



5. 15 



■02916 



•02062 



5.:6 



•02913 



•02060 



5.-',7 



•02911 



•02058 



5.-:s 



•02908 



•02056 



5.J9 



•02905 



•02054 



540 



•02903 



•02052 



541 



•02900 



■02051 



542 



•02897 



■02049 



54s 



•02895 



■02047 



5-k4 



•02892 



•02045 



545 



•02889 



•02043 



548 



•02887 



•02041 



547 



•02884 



•02039 



648 



•02881 



■02037 



549 



•02879 



■02036 



550 



■02876 



•02034 



561 

 662 

 563 

 654 

 555 



656 

 657 



.558 

 559 

 500 



661 

 562 

 563 

 0G4 

 565 



566 

 507 

 568 

 669 

 570 



571 

 672 

 573 

 674 



676 



576 

 577 

 578 

 579 

 680 



581 

 582 

 583 

 584 

 585 



586 



587 

 588 

 589 

 590 



591 

 592 

 593 

 694 

 695 



596 

 597 

 598 

 599 

 600 



•02873 

 •02871 

 •02868 

 •02866 

 •028U3 



•02860 

 •02858 

 •02855 

 ■02853 

 ■02850 



•02848 

 ■02845 

 •02843 

 •0284i> 

 •02838 



•02835 

 •02833 

 •02830 

 •02828 

 •02825 



■02823 

 ■02820 

 ■02818 

 ■02815 

 •02813 



•02810 

 •02808 

 ■02806 

 ■02803 

 ■02801 



■02798 

 ■02796 

 ■02793 

 ■02791 

 ■02789 



•02786 

 •02784 

 •02782 

 •02779 

 ■02777 



•02774 

 •02772 

 •02770 

 •02767 

 ■02765 



■02763 

 ■02761 

 ■02758 

 ■02756 

 ■02754 



■02032 

 ■02030 

 ■02028 

 •02026 

 •02024 



•02023 

 •02021 

 •02019 

 •02017 

 •02015 



•02014 

 •02012 

 •02010 

 •02008 

 •02006 



•02005 

 •02003 

 •02001 

 •01999 

 •01998 



■01996 

 •01994 

 •01992 

 •01991 

 •01990 



•01987 

 •01986 

 ■01984 

 ■01982 

 ■01980 



•01978 

 •01977 

 ■01975 

 ■01974. 

 ■01972 



•01970 

 ■01969 

 ■01967 

 ■01965 

 •01964 



■01962 

 ■01960 

 •01959 

 ■01957 

 •01955 



•01954 

 •01952 

 •01950 

 •01949 

 •01947 



