IQ SD 15 IQ SD 16 IQ SD 24 Meaning
Below 55 Below 52 Below 28 High-level disability
55-70 52-68 28-52 Disabilities
70-85 68-84 52-76 Develops slowly
85-115 84-116 76-124 Normal
115-130 116-132 124-148 Clever
130-145 132-148 148-172 High intelligence
145-160 148-164 172-196 Genius
On 160 On 164 On 196 Genius at a high level

Distribution curve IQ test population ratio ( from the IQ 100-150 )

Distribution curve IQ test population ratio ( from the IQ 126-186 )

Distribution curve IQ

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IQ Scores:

  • IQ Test from 85 belongs to the low (16% rate)
  • IQ Test from 85-115, classified as normal (68% rate)
  • IQ Test from 115-130, kind of intelligence (14% rate)
  • IQ Test from 130-145, being very intelligent (rate 2%)
  • IQ Test from 145 onwards, genius or mostly genius (ratio 0.1%)