Heterogeneous 2 5 1 8 2 15 4 36 5 34 2 25 16 123 Similar 4 4 5 3 6 2 13 5 32 Total excluding(?) 2 5 2 25 4 47 13 82 23 71 19 82 63 312 Total of Known + Unknown 7 27 51 95 94 101 375 (?) Inhibition or fusion. SUBSTITUTIONS 1 2 3 4 5 6 Total Homogeneous 8 12 26 27 38 14 125 Heterogeneous 4 4 14 21 30 20 93 Similar 1 5 9 25 33 27 100 Total 13 21 49 73 101 61 318 FUSIONS [See (?) under Inhibitions] 1 2 3 4 5 6 Total Homogeneous 1 2 1 3 10 17 Heterogeneous 0 0 0 0 Similar 3 3 6 6 18 Total 1 5 4 9 16 35 Note. There were no clear cases of fusion, but the evidence favored fusion rather than inhibition. PERMUTATIONS 1 2 3 4 5 6 Total Homogeneous (a) 6 29 46 56 30 167 (b) 5 21 45 68 35 174 Heterogeneous (a) 15 25 60 62 28 190 (b) 14 23 51 82 44 214 Similar (a) 13 20 37 78 16 164 (b) 12 17 26 75 28 158 Total (a) 34 74 143 196 74 521 (b) 31 61 122 225 107 546 (a) forward, (b) backward Note. The permutation of an inhibited figure was not noted unless its location was known: hence the difference in the number of forward and backward permutations. 1 2 3 4 5 6 Total Total Interferences 54 160 323 509 524 300 1870 % 3% 9% 17% 27% 28% 16% Absolute Errors (excluding 20 55 119 191 225 103 713 Permutations) 3% 8% 17% 27% 31% 14% ABSOLUTE ERRORS (excluding Permutations) Homogeneous Heterogeneous Similar Inhibitions 199 139 37 Substitutions 129 93 101 Fusions 17 18 (?) 75 Total 420 232 156 52% 29% 19% Over 50% of the errors were found in the 4th and 5th places. [Ranschburg: 90% of errors in right half--60% in 5th place, 30% in 4th, few in 6th.]