IQ Scores - AssessmentPsychology.com (2024)

Measured Intelligence and Education

Best Estimate of IQ Differences for Adults in Different Occupations

WAIS CLASSIFICATION, %ile in the general population descriptions, | standard deviation High-IQ societies, | | IQ SD-15 - WAIS, WISC v = "here and down" | | | SD=16 - Binet, CTMM, Otis-Lennon | | | | PROFOUND RETARD.---v .13e-8 | 00 -07 IQ SD-23.7 - Cattell (Verbal) SEVERE RETARD.-----v .29e-4 -5.00 25 20 | SAT Verbal MODERATE RETARD.---v .0031 -4.00 40 36 | | GRE Verbal MILD RETARD.-------v .13 -3.00 55 52 | | | Miller Analogies BORDERLINE RETARD.-v 2.3 -2.00 70 68 | | | | SAT (old) Verbal+Math DULL-NORMAL--------v 9.1 -1.33 80 79 | | | | | ACT Composite**AVERAGE------------v25.0 -0.68 90 89 | | | | | | general pop. ave.---50.0 0.00 100 100 100 340 | | | | high sch. grad ave.-60.0 +0.25 104 104 106 370 | | 790 19 70.0 0.53 108 108 112 410 | | 860 21BRIGHT-NORMAL------v75.0 0.68 110 111 116 430 | | 910 22 80.0 0.83 112 113 120 450 420 | 940 college grad ave.---84.1 1.00 115 116 124 470 440 38 980 23 90.0 1.29 119 120 130 500 470 43 1040 24SUPERIOR-----------v9l.O 1.33 120 121 132 510 480 44 1060 25 93.0 1.47 121 122 135 530 500 47 1100 26Ph.D. & M.D. ave.---95.0 1.63 125 126 139 550 530 52 1150 27 97.0 1.87 128 130 145 580 580 60 1190 28VERY SUPERIOR------v97.8 2.00 130 132 147 590 600 65 1220Mensa, Camelopard-v98.0 2.06 131 133 149 600 610 66 1230 29Intertel, TOPS-----v99.0 2.33 135 137 155 640 670 74 1310 31Poetic Genius------v99.5 2.57 139 141 161 670 710 81 1360 32 99.7 2.74 141 144 165 690 730 84 1390 99.8 2.88 143 146 168 710 740 86 1420 33 ISPE, TNS----------v99.9 3.09 146 149 173 730 760 89 1450 34 99.95 3.29 149 153 178 750 780 91 1480 35 99.97 3.43 151 155 182 760 790 92 1500 WAIS-III ceiling 99.98 3.54 153 157 184 770 800 93 1510(IQ 155) 99.99 3.73 156 159 188 780 94 1530 99.995 3.90 158 162 192 790 95 1540 Prometheus---------v99.997 4.02 160 164 195 800 96 1550 99.998 4.10 162 166 197 97 1560 99.999 4.27 164 168 201 98 1570 99.9995 4.42 166 171 205 1580 99.9997 4.53 168 172 207 99.9998 4.61 169 174 209 1590 Mega---------------v99.9999 4.75 171 178 212 1600 36 99.99995 4.89 173 178 216 99.99997 5.00 175 180 218 99.99998 5.07 176 181 220 99.99999 5.20 178 183 223 99.999995 5.33 180 185 226 99.999997 5.42 181 187 228 99.999998 5.50 182 188 230 99.999999 5.61 184 190 233 99.9999995 5.73 186 192 236 99.9999997 5.82 187 193 238 99.9999998 5.88 188 194 239 99.9999999 6.00 190 196 242 

*Source
The International Society for Philosophical Enquiry

**Approximate SAT/ACT correlations based on data provided byThe College Board in the following tables:
ACT/SAT I Score Comparisons andSAT (old) vs. SAT I Score Comparisons.

NOTE: The above correlations are approximate. For actual test scores accepted for ISPE admission,
please consult the ISPE Information page