PSYCHOMETRIC CONVERSION TABLE
Standard Score Percentile Rank Scaled Score ETS Score T-Score Z-Score Description
150 >99.9 Very Superior
149 >99.9 Very Superior
148 99.9 Very Superior
147 99.9 Very Superior
146 99.9 Very Superior
145 99.9 19 800 80 +3.0 Very Superior
144 99.8 Very Superior
143 99.8 Very Superior
142 99.7 775 78 +2.75 Very Superior
141 99.7 Very Superior
140 99.6 18 767 77 +2.67 Very Superior
139 99.5 Very Superior
138 99 Very Superior
137 99 750 75 +2.50 Very Superior
136 99 Very Superior
135 99 17 733 73 +2.33 Very Superior
134 99 Very Superior
133 99 725 72 +2.25 Very Superior
132 98 Very Superior
131 98 Very Superior
130 98 16 700 70 +2.00 Very Superior
129 97 Superior
128 97 675 68 +1.75 Superior
127 96 Superior
126 96 Superior
125 95 15 667 67 +1.67 Superior
124 95 Superior
123 94 650 5 +1.50 Superior
122 93 Superior
121 92 Superior
120 91 14 633 63 +1.33 High Average
119 90 High Average
118 88 325 62 +1.25 High Average
117 87 High Average
116 86 High Average
115 84 13 600 60 +1.00 High Average
114 82 High Average
113 81 575 58 +0.75 High Average
112 79 High Average
111 77 High Average
110 75 12 567 57 +0.67 Average
109 73 Average
108 70 550 55 +0.55 Average
107 68 Average
106 66 Average
105 63 11 533 533 +0.33 Average
104 61 Average
103 58 Average
102 55 525 52 +0.25 Average
101 53 Average
100 50 10 500 50 0.00 Average
99 47 Average
98 45 480 48 -0.25 Average
97 42 Average
96 40 Average
95 37 9 467 47 -0.33 Average
94 34 Average
93 32 450 45 -0.50 Average
92 30 Average
91 27 Average
90 25 8 433 43 -0.67 Average
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