Roulette bet dem · Outside bet · douzaine · 7 minute

Dozen bet inna roulette

A roulette dozen bet cover twelve numba weh follow one anodda: 1–12, 13–24 or 25–36.

Short ansa

Twelve numba, it pay 2:1. ProbabilitymathsProbabilityDi chance fi a result, fram 0 to 1 or 0% to 100%. One numba: 1/37 = 2.70%.Read di whole ting → 32.43%. Zero lose.

it cover
12 / 37
probability
32.43%
it pay
2:1
SD fi evry $1
1.39
Pon di table · 12 numba
Pon di wheel
0321519421225173462713361130823105241633120143192218297281235326

Weh di dozen dem deh pon a roulette table?

Di tree box long di long side a di betting layoutgearBetting layoutDi bettin grid weh print pon di table. Nex name: table, felt, cloth.Read di whole ting →, mark 1st 12, 2nd 12, 3rd 12 or, pon French table, P12 (première), M12 (moyenne), D12 (dernière). Evry one a dem mus meet di table minimum by itself. Zeropon di wheelZeroDi one green pocket weh no even-money, dozen or column bet nuh cover; a weh di house edge come fram. Nex name: single zero, 0.Read di whole ting → nuh deh inna nuh dozenbet demDozen1–12, 13–24 or 25–36, pay 2:1.Read di whole ting →.

Weh di ball go pon a dozen% a di spin dem
dis bet win
32.43%
anodda numba
64.86%
zero
2.70%
% a di spin dem
032.4364.86%

Di table limit dem inna rouletteFrench roulette

Roulette dozen payout an wah fi expec

Di fair odds gainst twelve numba outta 37 a 2.083 to 1; di table pay 2. A $10 dozen weh hit gi yuh $20. Ova 37 average spin: 12 hit (+$240), 25 miss (−$250), net −$10.

$10 × 100 spindozen
probability fi evry spin32.43%
win yuh expec inna 100 spin32.4
result yuh expec−$27.03
standard deviation$140
p(nuh win inna 100 spin)0.000000%
longest losin run weh normal12 spin
Di same expected loss like evry odda bet. A di spread yuh a choose.

Two dozen one time

If yuh cover two dozen wid di same amount a chipmoney mattaChipA token weh stand fi a fix amount, weh yuh put pon di betting layout fi mek a bet. Nex name: check.Read di whole ting →, yuh win 24 outta 37 spin (64.9%) but yuh only net one unitmoney mattaUnitDi base stake weh a system or a playa work wid. Dem describe progression inna unit suh dem work at any table.Read di whole ting →: yuh win 2 pon one an lose 1 pon di odda. Di 13 losin spin cost two unit each. (24 × 1 − 13 × 2)/37 = −2/37 fi evry two unit, di usual 2.70%. Di shape look nice, a win nearly two spin outta tree, but di edge nuh change.

$10 pon each a two dozenwah happenprobabilityresult
ball inna a dozen weh yuh coverwin pon one, lose pon one64.86%+$10
ball inna di third dozenlose di two a dem32.43%−$20
zerolose di two a dem2.70%−$20
wah yuh expec fi evry spin−$0.54
2.70% a di $20 weh yuh stake.

Roulette dozen an progression

If yuh double afta a loss pon a dozen, it nuh win back di money di way it do pon even money: a 2 to 1 payoutmoney mattaPayoutWah a bet weh win gi yuh back, weh dem quote as “X to 1” on top a di stake weh come back.Read di whole ting → afta yuh double win back two loss, not all a dem, suh di standard “dozens Martingalestrategy demMartingaleProgression weh double di bet afta evry loss. Look inna di Strategy section fi see wah it do an wah it nuh do.Read di whole ting →” triple instead. If yuh triple, yuh reach a $500 table limitpon di tableTable limitDi minimum an maximum bet dem allow. Di maximum a weh stop progression weh double up.Read di whole ting → fram $5 inna five step, gainst seven step if yuh double pon redbet demRedEven-money bet pon di 18 red numba. Inna French: rouge.Read di whole ting →. System weh switch up which dozen fi skip nuh change nutten, cause evry spin independent.

Independent spin inna roulette

Pon di wheel

Di twelve numba a a dozen scatta all roun di rim; di fus dozen tek up pocketgearPocketOne a di 37 compartment wid numba pon di rotor. Nex name: slot, cup.Read di whole ting → 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, weh spread out cross di whole wheel. A dozen a a layout bet wid nuh real sectorpon di wheelSectorA piece a di wheel weh di pocket dem follow one anodda roun di arc, nuh a group pon di betting layout.Read di whole ting → pon di wheel, an dat a why bias playa neva use it.

Question dem

One dozen inna roulette luckier dan anodda?

No. Each one a 12 outta 37. Di second dozen have 17 inna it, di numba weh people bet pon di most, but dat nuh change nutten.

Mi can bet all tree dozen?

Yes, an yuh wi win one an lose two pon 36 outta 37 spin, an lose all tree pon zero.

Wah mek a dozen an a column both pay 2 to 1?

Di two a dem cover twelve numba. Di payout rule only count coverage.

Sumting fi laugh

Win 64.9% a di spin dem. Lose 2.70% a di money.

Win 64.9% a di spin dem. Lose 2.70% a di money.

Source dem

  1. Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling. Springer, 2010. Chapta 13, roulette.
wi check it 2026-09-28model: European wheel, single zeroow wi work it out ↗source dem ↗