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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

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%)
IQ SD 15 Meaning
Below 55 High-level disability
55-70 Disabilities
70-85 Develops slowly
85-115 Normal
115-130 Clever
130-145 High intelligence
145-160 Genius
Above 160 Genius at a high level
IQ SD 15 Percent 1 / Population
103
102
101
100