Tora Ikosa
Amajambo magufi avugirwa ku meza. Vuga ikosa ry'iciyumviro rikora: ikosa ry'umutezi, ukuboko gushushe, ukwiyumvira ko ugenzura, gukurikirana ibihombo canke kwibuka bimwe gusa.

Amajambo icumi atorwa muri cumi n'atanu, amakosa atanu y'iciyumviro, inyishu imwe nyayo kuri yose. Yose yavuzwe ku meza ya ruleti muri iri joro.
Amakosa atanu y'iciyumviro
Ikosa ry'umutezi: ivyavuyemwo “bigomba kuza” kubera ko bitaraboneka. Ukuboko gushusheumuganiUkuboko gushusheIciyumviro c'uko urukurikirane rw'itsinzi, canke rw'ivyavuyemwo bimwe, rutuma ibindi nk'ivyo bishoboka cane. Ku ruziga ni ikosa ry'umutezi ryahinduwe inyuma.Soma vyose →: umurongo w'itsinzi uzobandanya. Ukwiyumvira ko ugenzura: hari ico ukora gihindura ivyavuyemwo. Gukurikirana ibihombo: ibihombo vya kera bituma itego rikurikira riba ngombwa. Kwibuka bimwe gusa: itsinzi ziribukwa, ibihombo ntibibukwe. Mu biganiro nyavyo ayo makosa aravangana, rero ijambo ryose riri muri iki kibazo c'ubumenyi ryanditswe ku buryo rifise inyishu imwe itomoye.
Amanota
10: woshobora kuyobora ikibanza c'ameza.
8–9: uzoyumva umugoroba wose ukamwenyura.
5–7: urazi ikosa ry'umutezi; igice c'Imigani kirimwo ibisigaye.
Munsi ya 5: soma “Ni Kubera Iki Ruleti Yizizira Cane?” Ni urutonde rwose hamwe n'ubumenyi.
Ibibazo
Kuri ruleti, oya. Mu mikino imwe imwe isaba ubuhanga ivyemezo biravangavanze. Uruziga ntirufise ubuhanga bwoshuha.
Gukurikirana ibihombo, ku buryo bwa kure. Ayandi ahindura itego utega; gukurikirana ibihombo bihindura ingene utega amahera menshi.
Agakuru ko gutwenga

Amakosa atanu y'iciyumviro. Inuma imwe.
Aho Twakuye
- Tversky, A. and Kahneman, D. “Judgment under uncertainty: heuristics and biases.”
- Langer, E. “The illusion of control.”