Te Rautaki Rūreti Shotwell
Ka whakakotahitia e te rautaki Shotwell tētahi rārangi ono $5 me ngā tau kotahi $1 e whā i tētahi wīra Amerika. He iti te auau o te pā, ā, he 5.26% te painga o te whare noa.

Tekau ngā kōhao ka hipokina mō te $9. Ka pā te rārangi ono, he $21 te hua, ā, ka pā te tau kotahi, he $27 te hua, kaua ko te whakahoki katoa $36 o te tau kotahi.
Te ture e ai ki te whakamārama
Ka whakamahia e Shotwell tētahi o ngā rārangi pūmau e toru: rārangi ono 1–6 me ngā tau kotahi 8, 10, 20, 26; rārangi ono 10–15 me te 16, 17, 18, 28; rārangi ono 19–24 me te 1, 2, 4, 26 rānei. Kōwhiria tētahi rārangi, tukuna te $5 ki te rārangi ono me te $1 ki ia tau kotahi. Kāore tētahi tauira i ngā hua RNG o mua e huri i te tūponotangapāngarauTūponotangaTe tūpono o tētahi putanga, mai i te 0 ki te 1, mai i te 0% ki te 100% rānei. Tau kotahi: 1/37 = 2.70%.Pānuitia katoatia → o te hua motuhake e whai ake ana.
Tūtohi utunga
Ka whai huamoni ngā kōhaotaputapuKōhaoTētahi o ngā wehenga e 37 kua tauia i te rōta. Arā anō: slot, cup.Pānuitia katoatia → tekau katoa kua kōwhiria, engari e 28 ngā kōhao Amerika ka ngaro ai te maheretaputapuMahere petiTe tukutuku peti kua tāia ki te tēpu. Arā anō: tēpu, kākahu tēpu, felt.Pānuitia katoatia → katoa.
Tauira mahi
Whakamahia te rārangi 1–6. Ki te tau te 4, ka whakahokia e te rārangi ono $5 te $30 tae atu ki te moni peti; tangohia te $9 katoa i tukuna kia +$21. Ki te tau te 20, ka whakahokia e tōna tau kotahi te $36 whakataurite ki taua tapeke $9 anō: +$27. Ka ngaro te $9 katoa i te 00. Ko te tūpono pā he 10/38 = 26.316%, ehara i te matapae i ahu mai i ngā hurihanga o mua.
Utu me te tūraru
Ko te uara tūmanakopāngarauUara tūmanakoTe hua toharite mō ia peti i te wā roa. −1/37 o te moni peti mō ia peti Ūropi paerewa.Pānuitia katoatia → ko (6 × 21 + 4 × 27 − 28 × 9) / 38 = −9/19, tata ki te −$0.474 mō ia hurihanga. He 5.26% tika tonu tēnā o te $9, te ōwehenga rūreti AmerikamomoRūreti AmerikaHe wīra kei a ia te 0 me te 00, 38 ngā kōhao, ko te painga o te whare 5.26%. Ehara i te tauira matua o tēnei pae.Pānuitia katoatia → noa; kāore i roto te ketepetiKeteI te wīra kore kotahi: ko 0, 1, 2, 3 ki te maramara kotahi, ko te utunga 8:1. Arā anō: ngā tau tuatahi e whā, quatre premiers.Pānuitia katoatia → tau-e-rima motuhake, kāore e whakamahia ana e tēnei mahere. Ka whakataurite ngā toa tōrunga nui ki ngā hinga mahere-katoa auau, nō reira kāore te hipoki e tautoko i te kī kua iti ake te painga o te whare.
Ngā pātai
Ka whiwhi te tau kotahi i toa i te $35, hāunga tōna moni peti $1 ka whakahokia. Ka hinga te rārangi ono $5 me ētahi atu tau kotahi $1 e toru, $8: $35 − $8 = +$27.
Kāore tētahi tauira o mua kua kitea e whakatau ana kua tae te wā o tētahi hua RNG motuhake. Ko tētahi tītaha pono o te wīra tinana ka hiahia i ngā taunakitanga kaha, ka taea te whakaputa anō, kaua ko te ingoa o tēnei pūnaha.
He katakata iti

Tekau ngā tau o ngā 38, $9 mō ia hurihanga, te 5.26% noa.
Ngā Puna
- RouletteDoc, “Shotwell strategy” — ngā rārangi kua rārangitia me te take kua kīia
- Roulette77. Whakamārama rautaki me ngā tauira.
- RouletteUK, “Shotwell strategy” — ngā momo wae-iwa taumaha me te wae-rima ōrite
- Wizard of Odds, Roulette Basics — te maha o ngā kōhao Amerika me ngā utunga
- Wizard of Odds, The Truth about Betting Systems