Kev twv sab hauv piv rau sab nraud hauv roulette
Kev twv sab hauv piv rau kev twv sab nraud hauv roulette: ob tsev neeg kev twv, ib qho feem tsev twv txiajlejFeem tsev twv txiajFeem ntawm txhua qhov nyiaj twv uas tsev twv txiaj khaws raws qhov nruab nrab: 2.70% hauv roulette Europe.Nyeem tag nrho →.
Kev twv sab hauv npog ib mus rau rau tus lej thiab them 5:1 mus rau 35:1. Kev twv sab nraud npog kaum ob lossis kaum yim tus lej thiab them 2:1 lossis 1:1.
Kev twv sab hauv hauv roulette yog dab tsi?
Twv ib tus lejkev twvTwv ib tus lejIb tus lej xwb, them 35:1.Nyeem tag nrho →, twv ob tus lejkev twvTwv ob tus lejOb tus lej sib ze, them 17:1.Nyeem tag nrho →, twv ib kabkev twvTwv ib kabPeb tus lej hauv ib kab ntawm daim duab rooj twv, them 11:1. Lus Fabkis: transversale.Nyeem tag nrho →, twv plaub ces kaumkev twvTwv plaub ces kaumPlaub tus lej uas sib koom ib lub ces kaum ntawm daim duab rooj twv, them 8:1.Nyeem tag nrho → thiab twv ob kabkev twvTwv ob kabRau tus lej hauv ob kab sib ze, them 5:1. Lus Fabkis: sixain.Nyeem tag nrho → puav leej nyob hauv daim phiaj lej. Lawv yeej tsis tshua muaj thiab them ntau. Twv ib tus lej yeej ib zaus kiv ntawm 37 raws qhov nruab nrab thiab them 35 rau 1; twv ob kab yeej ib ntawm rau thiab them 5 rau 1. Ciam tsawg tshaj ntawm lub rooj feem ntau siv rau tag nrho koj cov npibnyiajNpibIb lub cim uas sawv cev rau ib tus nqi ruaj, muab tso rau saum daim duab rooj twv kom twv. Kuj hu ua: check.Nyeem tag nrho → sab hauv, yog li tsib lub npib $1 rau tsib tus lej txaus rau ciam tsawg tshaj $5.
Kev ua si no nce nqis loj. Ib tug neeg twv ib tus lej tuaj yeem kiv 70 zaus tsis yeej ib zaug li (feem tshwm simlejFeem tshwm simFeem uas ib qhov tshwm sim yuav muaj, txij 0 txog 1 los yog 0% txog 100%. Ib tus lej: 1/37 = 2.70%.Nyeem tag nrho → kwv yees li 15%) thiab ces tau $350 ntawm ib lub npib $10. Nyiaj yuav poob raws nruab nrablejNyiaj yuav poob raws nruab nrabNqi xav tias yuav tau muab sib npaug rau tag nrho cov nyiaj twv; cov nyiaj nruab nrab uas poob hauv ib zaug ua si lossis ib lub sij hawm.Nyeem tag nrho → hauv 70 zaus kiv ntawd yog $19; qhov tshwm sim tiag tiag yuav yog txij li −$700 mus txog +$1,000.
Kev twv sab nraud hauv roulette yog dab tsi?
Pawg kaum obkev twvPawg kaum ob1–12, 13–24 lossis 25–36, them 2:1.Nyeem tag nrho →, kab ntsugkev twvKab ntsugKaum ob tus lej nyob hauv ib kab ntsug ntawm daim duab rooj twv, them 2:1.Nyeem tag nrho →, liabkev twvLiabKev twv them sib npaug rau 18 tus lej liab. Lus Fabkis: rouge.Nyeem tag nrho →, dubkev twvDubKev twv them sib npaug rau 18 tus lej dub. Lus Fabkis: noir.Nyeem tag nrho →, khib, txawm, siab thiab qis nyob hauv cov npov ib ncig ntawm daim phiaj. Lawv yeej ntau zaus thiab them tsawg: 2 rau 1 rau pawg kaum ob, them sib npaug rau cov seem. Txhua qhov yuav tsum txog ciam tsawg tshaj ntawm lub rooj ntawm nws tus kheej. Kev ua si no maj mam: ib zaug ua si twv liab nce nqis ob peb zaug nyiaj twv thiab xaus, raws qhov nruab nrab, poob 2.70% ntawm tag nrho nyiaj twvnyiajTag nrho nyiaj twvTag nrho cov nyiaj uas twv hauv ib zaug ua si los yog ib lub sij hawm, suav nrog nyiaj yeej uas twv dua. Kuj hu ua: handle, action.Nyeem tag nrho →.
Yam twg hloov, yam twg tsis hloov
Qhov kev nthuav dav ntawm qhov tshwm sim hloov kiag ntawm ob tsev neeg. Qhov nruab nrab tsis hloov. Ob qho tsis txog feem ncaj ncees kiag li 1/37 ntawm cov nyiaj twv, yog li ntawd hauv ntau zaus kiv ob qho poob 2.70% ntawm txhua yam nyiaj uas twv. Daim ntawv hauv qab no qhia tib zaug ua si $10, 100 zaus kiv rau ob qho; qhov tshwm sim xav tias yuav tau zoo ib yam nkaus thiab qhov nce nqis ib txwm dav dua rau npaug rau twv ib tus lej.
Xaiv yuav twv roulette li cas: raws kev ua si, tsis yog raws feem tsev twv txiaj
Yog koj xav tau ib zaug ua si ntev uas nce nqis me me, kev twv sab nraudkev twvKev twv sab nraudKev twv rau cov thawv uas puag ncig daim duab lej: pawg kaum ob, kab ntsug thiab kev twv them sib npaug.Nyeem tag nrho → nrog nyiaj twv tsawg muab tau qhov ntawd. Yog koj xav tau feem yeej loj thiab txais tau tias muaj feem siab yuav poob tag nrho cov nyiaj npaj tseg, kev twv sab hauvkev twvKev twv sab hauvTxhua qhov kev twv uas tso rau saum lossis nruab nrab ntawm cov lej ntawm daim duab: twv ib tus lej, twv ob tus lej, twv ib kab, twv plaub ces kaum, twv ob kab.Nyeem tag nrho → muab tau qhov ntawd. Tsis muaj qhov twg ntse dua. Tsuas yog cov kev txiav txim siab uas hloov koj cov nyiaj yuav poob raws nruab nrab yog nyiaj twv, zaus kiv thiab seb lub rooj puas muaj la partagetxoj caiLa partageTxoj cai Fabkis: thaum xoom tawm, ib nrab ntawm nyiaj twv them sib npaug raug xa rov qab. Txiav feem tsev twv txiaj ntawm cov kev twv ntawd ib nrab mus rau 1.35%.Nyeem tag nrho →.
- p10 −$420
- p25 −$280
- median −$120
- p75 +$20
- p90 +$140
Sib xyaw ob tsev neeg
Ntau tus neeg ua si sib xyaw kev twv sab hauv thiab sab nraud hauv roulette: ob peb qho twv ib tus lej zoo li daim pib rho npe thiab liab kom ua si tau ntev. Vim nqi xav tias yuav taulejNqi xav tias yuav tauQhov tshwm sim nruab nrab ntawm ib qho kev twv thaum mus ntev. −1/37 ntawm cov nyiaj twv rau txhua qhov kev twv Europe ib txwm.Nyeem tag nrho → sib ntxiv tau, qhov sib xyaw muaj nyiaj yuav poob raws nruab nrab 2.70% ntawm tag nrho thiab kev hloov pauvlejKev hloov pauv (variance)Ib qho kev ntsuas tias cov qhov tshwm sim tawg dav npaum li cas ncig tus nqi xav tias yuav tau. Siab rau twv ib tus lej, qis rau kev twv them sib npaug.Nyeem tag nrho → nyob nruab nrab ntawm ob qho. Cuab yeej Bet Builder suav ob qho rau txhua qhov sib xyaw.
- p10 −$500
- p25 −$500
- median −$500
- p75 +$40
- p90 +$1,480
Cov lus nug
Kev twv sab nraud, vim cov nyiaj npaj tseg siv tau ntev txaus kom pom tias kev ua si ua haujlwm li cas. Tsis yog vim lawv poob tsawg dua rau txhua duas las.
Cov tsev twv txiaj nyiam tag nrho nyiaj twv. Kev twv sab nraud ceev tsim tau ntau dua, yog vim li ntawd cov rooj ceev thiaj hais txog nws.
Feem ntau tsis tau. Koj tag nrho sab hauv thiab txhua qhov kev twv sab nraud raug kuaj cais piv rau ciam tsawg tshaj roulette.
Lom zem nrog lej
Sim ua koj tus kheej ua ntej. Txhua lo lus teb raug quav cia; qhib nws thaum koj npaj txhij.
Koj tso $10 rau liabkev twvLiabKev twv them sib npaug rau 18 tus lej liab. Lus Fabkis: rouge.Nyeem tag nrho → thiab $1 rau 17, uas yog dubkev twvDubKev twv them sib npaug rau 18 tus lej dub. Lus Fabkis: noir.Nyeem tag nrho →, rau ib zaus kiv ntawm lub log roulette Europe. Teev qhov uas yuav tshwm sim tau thiab ob qhov twv no raug nqi npaum li cas raws qhov nruab nrab. Ces ua ib yam rau $10 rau liab thiab $10 rau dub.
Qhia lus teb
Lus teb Liab: +$9. Tus 17: +$25. Lwm tus lej twg: −$11. Raws qhov nruab nrab −$11/37, kwv yees li 30¢, uas yog 2.70% ntawm $11 uas twv. Liab thiab dub ua ke poob $20 thaum xoomlub logXoomTib lub qhov ntsuab uas tsis muaj kev twv them sib npaug, pawg kaum ob los yog kab ntsug twg npog; yog qhov uas feem tsev twv txiaj los ntawm. Kuj hu ua: ib lub xoom, 0.Nyeem tag nrho → tawm thiab tsis poob dab tsi lwm zaus: −$20/37, 2.70% ntawm $20.
Liab tawm 18 zaug hauv 37: $10 yeej $10 thiab $1 rau 17 poob, +$9. 17 tawm ib zaug: qhov twv liab poob $10 thiab $1 yeej $35, +$25. Lwm 17 tus lej dub thiab xoom, 18 lub qhovkhoom sivLub qhovIb ntawm 37 lub qhov muaj lej saum lub log kiv. Kuj hu ua: slot, khob.Nyeem tag nrho → tag nrho: ob qhov twv poob, −$11.
Qhov nruab nrab: (18 × 9 + 25 − 18 × 11)/37 = (162 + 25 − 198)/37 = −11/37.
Txhua qhov twv khaws nws tus nqi thaum nws raug muab ua ke nrog lwm qhov: $10 rau liab raug nqi 10/37 raws qhov nruab nrab, $1 rau 17 raug nqi 1/37, thiab ua ke 11/37. Kev sib xyaw cov twv hloov seb cov qhov tshwm sim sib kis li cas, tsis yog lawv raug nqi npaum li cas. Liab thiab dub ua ke ua rau txhua qhov tshwm sim tshwj tsis yog xoom tsis yeej tsis poob thiab tseem them 2.70% ntawm txhua yam uas twv, tag nrho nws thaum xoom tawm. Hunacek (2025) muab tib cov kev tawm dag zog ntawm lub log ob lub xoom, uas tus nqi yog 5.26%.
Lus lom zem
Kev hloov pauv txawv. Feem tsev twv txiaj ib yam. Tib lub xoom.
Qhov chaw los
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.
- Epstein, R. A. The Theory of Gambling and Statistical Logic, 2nd ed.