Igikoresho kibara urwego rw'ijanisha rwa IQ
Andika amanota ya IQ urebe urwego rwayo rw'ijanisha, uko ari gake, n'ayo angana na yo ku zindi ngero za IQ.
Urwego rw'ijanisha
84,1
Hejuru ya 84,1% by'abantu
Hejuru y'impuzandengo
Hafi umuntu 1 kuri 6 ni we ubona aya manota cyangwa arenzeho
Imbonerahamwe ihuza IQ n'urwego rw'ijanisha (SD 15)
| IQ | Urwego rw'ijanisha |
|---|---|
| 70 | 2,28 |
| 75 | 4,78 |
| 80 | 9,12 |
| 85 | 15,87 |
| 90 | 25,25 |
| 95 | 36,94 |
| 100 | 50 |
| 105 | 63,06 |
| 110 | 74,75 |
| 115 | 84,13 |
| 120 | 90,88 |
| 125 | 95,22 |
| 130 | 97,72 |
| 135 | 99,02 |
| 140 | 99,62 |
| 145 | 99,87 |
| 150 | 99,96 |
| 155 | 99,99 |
| 160 | 100 |
Uko iki gikoresho gikora
Amanota ya IQ akurikiza isaranganya risanzwe (normal distribution) rifite impuzandengo ya 100. Igikoresho gihindura amanota yawe muri z-score — umubare w'ibinyuranyo ngenderwaho uri hagati yayo na 100 — hanyuma kikayahindura ijanisha ry'abantu bari munsi yayo.
Igisubizo ni urwego rw'ijanisha rumwe n'urwo ikizamini icyo ari cyo cyose cya IQ gikoresha igipimo kimwe cyatanga.
Impamvu ibipimo bitandukana
Si ko ibizamini byose bikoresha ikinyuranyo ngenderwaho kimwe. Amanota 132 ku gipimo gifite SD 16 angana hafi na 130 ku gipimo gisanzwe cya SD 15, kandi 148 ku gipimo cya Cattell (SD 24) na yo angana hafi na 130.
Buri gihe banza urebe igipimo amanota akoresha mbere yo kuyagereranya — cyane cyane ku byo amashyirahamwe y'abafite IQ yo hejuru asaba, akenshi bitangwa nk'urwego rw'ijanisha (kenshi urwa 98).
Imbibi zisanzwe
- 100: impuzandengo — urwego rw'ijanisha rwa 50.
- 115: ikinyuranyo ngenderwaho kimwe hejuru y'impuzandengo — hafi urwego rw'ijanisha rwa 84.
- 130: ibinyuranyo ngenderwaho bibiri hejuru y'impuzandengo — hafi urwego rw'ijanisha rwa 98.
- 145: ibinyuranyo ngenderwaho bitatu hejuru y'impuzandengo — hafi umuntu 1 kuri 740.