Step by Step: Di Bond Spread
$140 on high, $50 on di six line 13–18, $10 on zero: $200 for every spin, 25 numbers covered. Di James Bond spread for twenty spins.
One session wey we simulate for 20 spins with di spread wey dem dey sell as di James Bond strategy. Twelve wins of $80, three six-line hits of $100, one zero for $160, and four losses of $200 on 1–12. Net +$620, and e never go down pass $40. Di spread dey cover about two third of di wheel. When one of di numbers wey e no cover land, di whole $200 stake go.
Di Plan
For European table: $140 on 19–36, $50 on di six linebetSix lineSix numbers for two rows wey dey near each oda, e dey pay 5:1. For French: sixain.Read di whole tin → 13–18, $10 on zerowheelZeroDi one green pocket wey no even-money, dozen or column bet dey cover; na im be di source of di house edge. Dem also dey call am: single zero, 0.Read di whole tin →. Twenty-five numbers covered. High number dey pay $140 and di rest lose $60: +$80. Six-line number dey pay $250 and di rest lose $150: +$100. Zero dey pay $350 and di rest lose $190: +$160. Any number from 1–12 go lose everytin: −$200. Expected valuemathsExpected valueDi average result for each bet for di long run. −1/37 of di stake for every standard European bet.Read di whole tin → for every spin na (18×80 + 6×100 + 160 − 12×200)/37 = −$5.41, wey be 2.70% of $200. Di spread na flat bet wey wear costume.
Spins 1–10
19 27 7 33 15 0 23 31 11 29. Six highs, one six-line, one zero, two losses: +480 +100 +160 −400 = +$340. Balance na +$340 afta ten spins, with two losing spins wey each one carry $200. Di zero for spin 6 pay $160, and na di only time wey zero be like friend.
Spins 11–20
5 22 36 14 20 2 28 34 17 25. Two losses for di first six spins pull di balance back to +$280; then three highs and one six line close di session for +$620. Twenty spins: 12 highs, 3 six-line hits, 1 zero, 4 losses. Di net wey we expect na −$108; wetin happen na +$620, about 1.2 standard deviationsmathsStandard deviationSquare root of variance; di normal distance between one result and di expected value.Read di whole tin → above di expectation, one good night.
- p10 −$2,000
- p25 −$2,000
- median −$2,000
- p75 −$2,000
- p90 +$780
Di Accounts
Di total wey we bet na $4,000 for twenty spins. Expected lossmathsExpected lossExpected value times di total moni wey you bet; di average amount wey you go lose for one session or one period.Read di whole tin → na $108. Di standard deviation of one single spin na about $135, so twenty spins get standard deviation of about $605; +$620 or better na night wey dey happen one time out of nine. Di same twenty spins with $200 flat on redbetRedEven-money bet on di 18 red numbers. For French: rouge.Read di whole tin → for get di same expectation and wider distribution (σ ≈ $200 for every spin): di spread get lower variancemathsVarianceOne measure of how wide di results dey spread around di expected value. E high for straight up, e low for even-money bets.Read di whole tin → pass even-money betbetEven-money betRed/black, odd/even, high/low. 18 numbers, e dey pay 1:1.Read di whole tin → becos e dey win more often and smaller.
Wetin Di Session Show
Di Bond spread na three bets wey dia expectations add up to −1/37 of di total, like every combination of standard bets. Di real tin wey e get na coverage: win rate of 67.6% dey make one evening feel like system. Di 32.4% of spins wey lose dey carry $200 each, and for long run dem dey carry exactly wetin di arithmetic tok. Even with di name, e no dey inside Fleming novels: im Bond dey back two dozenbetDozen1–12, 13–24 or 25–36, e dey pay 2:1.Read di whole tin →. Di strategy pamphlets do di rest.
Roulette for Books and StoriesDozen Strategy and Columns for Roulette
Questions wey pipo dey ask
Di high bet na even money, so for French table e go lose only $70 on zero instead of $140, and zero go bring +$230 instead of +$160. Di blended edge na about 1.8%. E better, but e still negative.
Di proportions dey make di wins almost equal: $80, $100, $160. Any proportion go give di same edge.
Yes. You dey stake $200 on di same 25 numbers for every spin. Di amount and di selection no dey change afta win or loss.
Small laugh
Two third of di wheel. One third of di time, you lose all.
Sources
- Fleming, I. Casino Royale.
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.