| IQ | Percentile | Kason da yake a saman rukuni | Matsayi |
|---|---|---|---|
| 100 | 50.0 | 50.0% | Matsakaici |
| 120 | 90.9 | 9.1% | Mai girma |
| 130 | 97.7 | 2.3% | Mai girma sosai |
IQ ba ya nuna kason amsoshin da aka amsa daidai ko “kaso nawa na iyawa mutum yake da shi”. Yana nuna matsayin mutum a cikin rukunin mutanen shekarunsa.
Matsakaicin IQ shi ne 100; maki 15 suna daidai da karkacewar ma'auni ɗaya
IQ da ake amfani da shi a yau maki ne da aka daidaita, wanda aka lissafa ta yadda matsakaicin rukunin kwatantawa na mutanen shekaru ɗaya yake 100, karkacewar ma'auninsa kuma 15. IQ115 yana sama da matsakaici da karkacewar ma'auni ɗaya, IQ130 kuma da biyu.
A rarrabuwar ƙididdiga ta al'ada, kusan 68.3% na mutane suna tsakanin IQ85 da 115, kusan 95.4% kuma tsakanin IQ70 da 130. Yayin da maki yake ƙara nisa daga matsakaici, yawan mutanen da suke da irin wannan maki yana raguwa. FSIQ, jimillar IQ na cikakken gwaji, a WAIS shi ma yana amfani da wannan sikeli mai matsakaicin 100 da karkacewar ma'aunin 15.
Jadawalin percentile daga IQ70 zuwa 140
Percentile yana nuna kason mutanen da makinsu ya yi daidai da wani maki ko ya yi ƙasa da shi a cikin rukunin kwatantawa na mutane masu shekaru ɗaya. Misali, percentile na 91 yana nufin kusan 91% suna a wannan maki ko ƙasa da shi; idan aka duba daga saman rukuni, mutum yana cikin kashi 9 cikin 100 na sama.
| IQ | Percentile (kason da yake a wannan maki ko ƙasa da shi) | Kason da yake a saman rukuni |
|---|---|---|
| 70 | 2.3 | 97.7% |
| 75 | 4.8 | 95.2% |
| 80 | 9.1 | 90.9% |
| 85 | 15.9 | 84.1% |
| 90 | 25.2 | 74.8% |
| 95 | 36.9 | 63.1% |
| 100 | 50.0 | 50.0% |
| 105 | 63.1 | 36.9% |
| 110 | 74.8 | 25.2% |
| 115 | 84.1 | 15.9% |
| 120 | 90.9 | 9.1% |
| 125 | 95.2 | 4.8% |
| 130 | 97.7 | 2.3% |
| 135 | 99.0 | 1.0% |
| 140 | 99.6 | 0.4% |
Ƙimomin wannan jadawali an lissafa su ne daga rarrabuwar ƙididdiga ta al'ada mai matsakaicin 100 da karkacewar ma'aunin 15. A gwaji na ƙa'ida, ana amfani da percentile da tazarar amincewa da suke a takardar sakamako. Labarin ingancin aunawa a gwajin IQ ya bayyana bambancin sikeli tsakanin gwaje-gwaje da kuskuren aunawa a maki.
Bambancin maki 10 tsakanin IQ120 da 130 ba bambancin kashi 10 cikin 100 na mutane ba ne
IQ120 yana kusan percentile na 90.9, wato cikin kashi 9.1 cikin 100 na sama. IQ130 yana kusan percentile na 97.7, wato cikin kashi 2.3 cikin 100 na sama. Kusan 6.8% na mutane suna tsakanin 120 da 130.
Bambancin maki 10 na IQ ba bambancin kashi 10 cikin 100 na mutane ba ne. Haka kuma, IQ130 ba ya nufin iyawar mutum ta fi ta mai IQ100 da “30%”. Bambancin maki na IQ yana nuna nisa a kan sikeli, percentile kuma yana nuna matsayi a cikin rukuni.
Ɗaya daga cikin dalilan da suka sa ake yawan mai da hankali ga IQ130 shi ne wannan kashi 2 cikin 100 na sama ya yi daidai da ƙa'idar shiga MENSA.
Bayan fahimtar matsayin maki a cikin rukuni, labarin amfanin auna IQ ya bayyana yadda ake amfani da jimillar IQ da ƙarfi da raunin kowace iya aiki.