. Report of Committee on school inquiry, Board of estimate an apportionment, city of New York .. . - in Fig. Fig. xvni Curves showing individual inequalities of development of twins in five relatedabilities. Curves drawn as in Fig. XVI. Note that the curves show all degrees ofvariation from close resemblance t© marked differences. A Table XXII Scores of a pair of similar and a pair of dissimilar twins in a practice series of twentySuccessive tests, four of each kind. D^ and D- similar. I^ and I- dissimilar. Test 1 Test 2 Test 3 Test 4 Test 5 Twins— D^—1st Trial 65 45555159 32504546 55605


. Report of Committee on school inquiry, Board of estimate an apportionment, city of New York .. . - in Fig. Fig. xvni Curves showing individual inequalities of development of twins in five relatedabilities. Curves drawn as in Fig. XVI. Note that the curves show all degrees ofvariation from close resemblance t© marked differences. A Table XXII Scores of a pair of similar and a pair of dissimilar twins in a practice series of twentySuccessive tests, four of each kind. D^ and D- similar. I^ and I- dissimilar. Test 1 Test 2 Test 3 Test 4 Test 5 Twins— D^—1st Trial 65 45555159 32504546 55605356 90 2nd 1 60 120 3rd 67 113 4th ■ 56 115 D2—1st Trial 80 55706071 605552 57 60605664 120 2nd 70 135 3rd 76 125 4th 70 127 11—1st Trial 83 47525242 72707166 62687174 160 2nd 1 81 150 3rd 75 145 4th 71 146 12—1st Trial 76 55615859 64555255 716470 67 120 2nd 66 145 3rd 63 126 4th 71 120 COURTIS TESTS IX ARITHMETIC 461 15013011090\dO160140 90705030 907050 A- T-r I I I +-rn-,


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