Mgbakọ na Mwepụ Roulette · Echiche isi · 8 min

Ohere na Roulette

Ohere ọ bụla na roulette bụ ọnụọgụ oghere e kewara site na 37.

Azịza dị mkpirikpi

p = nọmba e kpuchiri / 37. Otu nọmba: 2.70%. Iri na asatọ: 48.65%. Ohere nke otu usoro nsonaazụ a kapịrị ọnụ na-amụba ohere nke ntụgharị ọ bụla.

straight up
1/37 · 2.70%
dozen
12/37 · 32.43%
nzọ ego hara nhata
18/37 · 48.65%
uhie abụọ
23.67%

Otu ntụgharị

Ogherengwa ọrụOghereOtu n’ime ebe 37 nwere nọmba dị na rotor. A na-akpọkwa ya: slot, cup.Gụọ ya niile → 37 ọ bụla nwere otu ohere, ya mere ohere imeri na roulette n’otu ntụgharị bụ naanị ịgụ ọnụ. Nzọ na nọmba anọ na-emeri 4/37 nke oge, ihe dị ka 10.8%. Ọ dịghị ihe ọzọ dị na oheremgbakọOhereOhere nke otu nsonaazụ, site na 0 ruo 1 ma ọ bụ 0% ruo 100%. Otu nọmba: 1/37 = 2.70%.Gụọ ya niile → nke otu ntụgharị karịa nke ahụ, ọ bụ ya mere e nwere ike nyochaa egwuregwu ahụ dum n’elu akwụkwọ nhicha aka.

Ohere imeri, dịka nzọ si dị% nke ntụgharị
Straight up (1)
2.70%
Split (2)
5.41%
Street (3)
8.11%
Corner (4)
10.81%
Six line (6)
16.22%
Dozen / column (12)
32.43%
Nzọ ego hara nhata (18)
48.65%
% nke ntụgharị
024.3248.65%
Nzọ ọ bụla bụ nọmba e kpuchiri e kewara site na 37. Ụgwọ na-ada ka mkpuchi na-arị elu, ka uru a tụrụ anya wee bụrụ otu −2.70% n’ahịrị ọ bụla.

Ọtụtụ ntụgharị

Ntụgharị kwụụrụ onwe ha, ya mere a na-amụba ohere nke usoro nsonaazụ. UhienzọUhieNzọ ego hara nhata na nọmba uhie 18. French: rouge.Gụọ ya niile → abụọ n’usoro: (18/37)² = 23.7%. Uhie wee efuwiilEfuOtu oghere akwụkwọ ndụ nke nzọ ego hara nhata, dozen ma ọ bụ column ọ bụla na-ekpuchighị; isi mmalite uru ụlọ. A na-akpọkwa ya: single zero, 0.Gụọ ya niile →: (18/37)(1/37) = 1.3%. Iri na asaa ugboro abụọ n’usoro: (1/37)² = 0.073%, ihe dị ka otu n’ime 1,369. Usoro dị mkpa maka otu usoro a kapịrị ọnụ, ọ dịghị mkpa maka ọnụọgụ: “uhie wee ojinzọOjiNzọ ego hara nhata na nọmba oji 18. French: noir.Gụọ ya niile →” bụ 25.0% mana “otu uhie na otu oji n’ime ntụgharị abụọ, n’usoro ọ bụla” bụ 50.0%.

Ntụgharị Roulette Ndị Kwụụrụ Onwe Ha

Opekata mpe otu ugboro

Jiri ihe mgbakwunye ya. Ohere na nzọ straight upnzọStraight upOtu nọmba, na-akwụ 35:1.Gụọ ya niile → agaghị apụta n’ime ntụgharị 37 bụ (36/37)³⁷ = 36.3%, ya mere ohere ọ ga-apụta opekata mpe otu ugboro bụ 63.7%, ọ bụghị “n’ezie” nke ọtụtụ ndị egwuregwu na-atụ anya site na ohere 37 nke 1 n’ime 37. Otu mgbakọ ahụ na-egosi na nọmba nwere ihe dị ka ohere 1 n’ime 3 na ọ gaghị apụta ma ọlị n’ime ntụgharị 37, ọ bụ ya mere bọọdụ nsonaazụ na-egosi mgbe niile nọmba ole na ole “oyi”.

ntụgharịp(apụtaghị, straight up)p(opekata mpe otu ugboro)
1076.0%24.0%
3736.3%63.7%
7413.2%86.8%
1006.5%93.5%
1501.7%98.3%
2000.4%99.6%
(36/37)ⁿ na 1 − (36/37)ⁿ. Ọbụna mgbe ntụgharị 100 gachara, otu nọmba n’ime iri na ise apụtabeghị.

Nsonaazụ Roulette: Ịgụ Bọọdụ

Oge nchere a tụrụ anya

Na nkezi, nọmba straight up na-apụta otu ugboro n’ime ntụgharị 37 ọ bụla, mana nchere ahụ na-agbanwe nke ukwuu: median nchere bụ ihe dị ka ntụgharị 25 (ọkara oge ọ na-abịa ngwa ngwa) ma otu nchere n’ime iri abụọ na-agafe ntụgharị 110. Oge nchere nke usoro geometric nwere ọdụ ogologo, ma onye egwuregwu “maara” na nọmba ruru ịpụta mgbe ntụgharị 60 gachara na-akọwa ihe na-eme otu ugboro n’ime ise.

Akụkọ Ifo: Nọmba Ruru Oge Ha

Njehie ndị a na-ahụkarị

Ịgbakọ ohere maka ihe omume abụọ nwere ike ime ọnụ (uhie ma ọ bụ odd abụghị 36/37; ọ bụ 26/37, n’ihi na nọmba iri bụ ha abụọ). Ịmụba maka ihe omume n’otu ntụgharị (uhie na odd n’otu ntụgharị bụ 10/37, ọ bụghị 18/37 × 18/37). Ịgụ ntụgharị gara aga dịka akụkụ nke usoro ị na-agba nzọ ugbu a: mgbe uhie iri gachara, ohere nke iri na otu bụ 18/37, ọ bụghị (18/37)¹¹.

Gịnị bụ odds na roulette, oleekwa otu ha si dị iche na ohere?

Kasino na-ekwu ụgwọegoỤgwọIhe nzọ meriri na-eweghachi, a na-ekwu ya dị ka “X ruo 1” na mgbakwunye ego nzọ e weghachiri.Gụọ ya niile → dịka odds. Otu nọmba na-emeri na ohere 1/37, ya mere odds imeri na roulette n’otu nọmba bụ 36 ruo 1 megide. Ụgwọ 35 ruo 1 si otu a dị mkpụmkpụ otu unitegoUnitEgo nzọ ntọala nke otu usoro ma ọ bụ onye egwuregwu na-eji arụ ọrụ. A na-akọwa usoro mmụba nzọ na unit ka ha metụta tebụl ọ bụla.Gụọ ya niile →, nke bụ uru ụlọmgbakọUru ụlọÒkè nke ego nzọ ọ bụla kasino na-edebe na nkezi: 2.70% na roulette Europe.Gụọ ya niile → n’ụdị mbụ ya. Ntụgharị: odds megide = (1 − p)/p; ohere = 1/(odds + 1).

Fọmụla

p(nzọ) = n / 37
p(A wee B) = p(A) · p(B)
p(opekata mpe otu ugboro n’ime k) = 1 − (1 − p)ᵏ
odds megide = (1 − p) / p

Ajụjụ

Gịnị bụ ohere efu ịpụta ugboro abụọ n’usoro?

(1/37)² = 1/1369 ≈ 0.073%.

Gịnị bụ ohere uhie ma ọ bụ oji?

36/37 = 97.3%. Efu bụ nke fọdụrụ.

Ọ̀ bụ 17 bụ nọmba na-apụtakarị?

37 niile bụ 1/37. Iri na asaa bụ nọmba a na-agbakarị nzọ na ya, nke bụ eziokwu banyere mmadụ.

Egwuregwu Mgbakọ

Buru ụzọ nwaa ha n’onwe gị. A pịachiri azịza ọ bụla; meghee ya mgbe ị dị njikere.

  1. Ị na-agba nzọ n’uhienzọUhieNzọ ego hara nhata na nọmba uhie 18. French: rouge.Gụọ ya niile →, ntụgharị na ntụgharị. Gịnị bụ ohere na mmeri nke ise gị ga-abịa kpọmkwem na ntụgharị nke asatọ? Na na ị ga-enwe mmeri ise n’ime ntụgharị asatọ mbụ?

    Gosi azịza ya

    Azịza 12.9%, ihe dị ka 1 n’ime 8, maka mmeri nke ise na ntụgharị nke asatọ. 33.4% maka mmeri ise ruo mgbe ahụ.

    Mmeri nke ise na ntụgharị nke asatọ pụtara ihe abụọ: ntụgharị nke asatọ na-emeri, ntụgharị asaa mbụ nwekwara kpọmkwem mmeri anọ na mfu atọ, n’usoro ọ bụla. E nwere ụzọ 35 isi tinye mmeri anọ n’etiti ntụgharị asaa.

    Ya mere ohere ahụ bụ 35 × (18/37)⁵ × (19/37)³ = 35 × 0.02725 × 0.1354 = 12.9%.

    Maka mmeri ise ruo ntụgharị nke asatọ, gbakwunye otu ụdị okwu ahụ maka mmeri nke ise na ntụgharị nke ise, nke isii na nke asaa: 2.7% + 7.0% + 10.8% + 12.9% = 33.4%. Ndị ọkachamara statistics na-akpọ nke a negative binomial distribution: mgbalị ole ka ọnụọgụ a kara aka nke ihe ịga nke ọma na-ewe. Taylor (2021) na-arụ otu ajụjụ ahụ na wiil America, 12.2%.

Ihe ọchị

Gụọ oghere. Kewaa site na 37. Mụbaa maka usoro. Ọ gwụla.

Gụọ oghere. Kewaa site na 37. Mụbaa maka usoro. Ọ gwụla.

Isi Mmalite

  1. Feller, W. An Introduction to Probability Theory and Its Applications, Vol. 1. Wiley, mbipụta nke 3, 1968. Gambler’s ruin, isi XIV.
  2. Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling. Springer, 2010. Isi 13, roulette.
  3. Taylor, D. G. Games, Gambling, and Probability: An Introduction to Mathematics, 2nd ed. CRC Press, 2021.
e nyochara ya 2026-09-28ụdị: Europe, otu efuusoro nchọcha ↗isi mmalite ↗