Rulɛt lab · Lab · Metɔd · 7 minit

Fɔ stɔdi di sɛkta dɛn

Prɔblɛm we yu kin tɔch de afɛkt pɔkit dɛn we de nia wan ɔda wan tɛm, so tɛst pat dɛn pan di wil, nɔto wan wan nɔmba nɔmɔ.

Shɔt ansa

Gruf di 37 pɔkit to sɛkta dɛn we de nia wan ɔda, ɛn kɔmpia di kam dɛn we yu si wit wetin fɔ ɛkspɛkt fɔ ɛni sɛkta. Rial bayas kin sho lɛk wan ɔ tu sɛkta we de nia wan ɔda we de ɔt insay sampul dɛn we nɔ dipen pan wan ɔda.

di sɛkta dɛn we kɔmɔn
6 pat, ɛni wan 6–7 pɔkit
statistik
z fɔ ɛni sɛkta
kɔnfam
sɛkɔn sampul
wetin mek
prɔblɛm na tin we yu kin tɔch, ɛn tin we yu kin tɔch de na wan ples

Metɔd

Sheb di wil to sɛkta dɛnwilSɛktaPɔkit dɛn we de fala wan ɔda na wan pat fɔ di wil, nɔto grup na di bɛt tebul.Rid ɔl → we de nia wan ɔda, bɔku tɛm siks pat we gɛt siks ɔ sɛvin pɔkitikwipmɛntPɔkitWan pan di 37 smɔl ples dɛn wit nɔmba pan di rotɔ. Dɛn kin kɔl am bak: slot, kɔp.Rid ɔl →, ɛn falɔ di ɔda fɔ di nɔmba dɛn pan di wil, nɔto di bɛt tebulikwipmɛntBɛt tebulDi bɛt grid we dɛn print pan di tebul. Dɛn kin kɔl am bak: tebul, felt, klɔt.Rid ɔl →. Fɔ ɛni sɛkta we gɛt k pɔkit, di kam we fɔ ɛkspɛkt na n·k/37, ɛn di standad diviyeshɔnmatematiksStandad diviyeshɔnDi skwɛ rut fɔ varians; di nɔmal distans bitwin wan rizɔlt ɛn di valyu we fɔ ɛkspɛkt.Rid ɔl → na √(n·p·(1−p)) we p = k/37. Kɔnt z = (wetin yu si − wetin fɔ ɛkspɛkt)/σ fɔ ɛni sɛkta. Sɛkta we pas +2 fit fɔ sɛkɔn luk; if i pas +3 insay tu sampul we nɔ dipen pan wan ɔda, i intrɛstin.

sɛkta (ɔda pan di wil)pɔkit dɛnkwetin fɔ ɛkspɛkt insay 3,000 spinσ
A0 32 15 19 4 21648620.2
B2 25 17 34 6 27648620.2
C13 36 11 30 8 23648620.2
D10 5 24 16 33 1648620.2
E20 14 31 9 22 18648620.2
F29 7 28 12 35 3 26756821.5
Dis na wan we pipul kin yuz fɔ sheb di wil. Disayd am bifo yu luk di data; if yu muv di bɔda dɛn afta, na prɔblɛm fɔ bɔku kɔmpiashɔn.

Rulɛt wil

Wetin mek sɛkta

Tɛst pan wan wan pɔkit gɛt 37 chans fɔ gi lay-lay pɔzitiv rizɔlt, ɛn wik signal insay ɛni wan. Sɛkta tɛst gɛt siks chans nɔmɔ, ɛn di signal de ad ɔp frɔm pɔkit to pɔkit we de nia wan ɔda. Dɛn bak de grii wit di fizik dɛn: wil we ɛng wan sayd de mek di bɔlikwipmɛntBɔlDi smɔl bɔl we dɛn trowe na di rod agens di rotɔ. Di nyu bɔl dɛn na ivorine ɔ Teflon, 18–21 mm.Rid ɔl → lɛf di rod mɔ pan di ay sayd, ɛn dat de favɔ wan pat; pɔkit wɔlikwipmɛntPɔkit wɔlDi mɛtal tin we sheb tu pɔkit na di wil.Rid ɔl → we lus ɔ we bɛn de chenj aw di bɔl de jomp fɔ di pɔkit dɛn nia am; bɔl rodikwipmɛntBɔl rodDi gruv na di ɛj usay di bɔl de rɔn bifo i slo dɔn ɛn fɔdɔm. Dɛn kin kɔl am bak: ɔpa rod.Rid ɔl → we dɔn wes de mek ples usay di bɔl de fɔdɔm, we de favɔ ɛni pɔkit we de ɔnda am da tɛm de, ɛn if di rotɔikwipmɛntRotɔDi pat fɔ di wil we de tɔn ɛn we kɛr di pɔkit dɛn.Rid ɔl → spid de chenj smɔl smɔl, dis de sprɛd ova wan big pat. Nɔn pan dɛn prɔblɛm ya nɔ de favɔ wan pɔkit nɔmɔ.

Kam pan sɛkta, 3,000 spin (simyuleshɔn, fɛr wil)z skɔ
A
+0.4
B
−1.1
C
+1.6
D
−0.3
E
+0.8
F
−1.4
z skɔ
01.503
Di lɔng fɔ di ba de sho |z| agens tɔp we na 3. Ɔl de insay nɔys. Rial sɛkta bayas go put wan ba pas 3 insay tu sɛparet sampul.

Aw di rulɛt rotɔ de rɔn fastDi fiziks fɔ di rulɛt wil

Sɛkta we de muv

Bɔda we nɔ de muv kin sheb wan ɔt pat bitwin tu sɛkta ɛn mek i wik. Ɔda we fɔ du am na fɔ muv wan winda we gɛt k pɔkit rawnd di wil, kɔnt z na ɛni wan pan di 37 ples, ɛn luk fɔ di wan we big pas ɔl. Di big pas ɔl pan 37 z-skɔ we de tay to wan ɔda, if di wil fɛr, kin bi lɛk 2.2 to 2.5, so if di big pas ɔl na di winda we de muv smɔl pas 2.5, na nɔys, ɛn di lɛvɛl fɔ bi intrɛstin ay pas dat, lɛk 3.5.

Frɔm sɛkta to bɛt

If dɛn kɔnfam se wan sɛkta ɔt, di bɛt we pɔsin go tink bɔt na nɛba dɛnbɛtNɛba dɛnWan nɔmba ɛn di tu pɔkit dɛn na ɛni sayd fɔ am na di wil, fayv chip pan wan nɔmba ɛni wan.Rid ɔl → pan in midul, ɔ sɛt bɛt pan wan nɔmbabɛtBɛt pan wan nɔmbaWan nɔmba nɔmɔ, i de pe 35:1.Rid ɔl → we yu put wit yu an ova am. Di tɛst fɔ prɔfit na fɔ kɔmpia ɔmɔs tɛm di sɛkta de kam wit di pemɔniPeWetin bɛt we win de gi yu, dɛn de tɔk am as “X to 1” ɔn tɔp di bɛt mɔni we kam bak.Rid ɔl →: sɛkta we gɛt siks pɔkit fɔ kam mɔ pas 6/36 = 16.7% pan di tɛm (we yu si am ɛn si am bak) bifo siks chipmɔniChipTokɛn we min wan sɛt mɔni; yu put am na di bɛt tebul fɔ mek bɛt. Dɛn kin kɔl am bak: check.Rid ɔl → pan wan nɔmba go nɔ win nɔ lɔs, ɛn fɛr wil de gi 16.2%. Di difrɛns na af pan wan pasɛnt, ɛn na dat mek fɔ kɔnfam am de tek bɔku tɛn tawzin spin.

Ɔmɔs tɛm yu tɛst

Di analayza

Di Wil Bayas Analayza na dis sayt de tek lis fɔ spin, kɔnt di chi-skwɛ, ɛn sho di wil lɛk ɔt map wit sɛkta z-skɔ, ɛn i de yuz di we fɔ sheb we de ɔp de if yu nɔ chenj am. I bak de shek yu data fɔ sho aw di sem statistiks de luk if di wil fɛr, ɛn dat na di kwik mɛrɛsin fɔ pɔsin we de si patɛn ɔlsay.

Chi-skwɛ tɛst

Fɔmula

E(sɛkta) = n·k/37
σ = √(n·p·(1−p)), p = k/37
z = (O − E)/σ

Kwɛstyɔn dɛn

Ɔmɔs sɛkta a fɔ yuz?

Siks na di nɔmal wan. If i smɔl pas dat, yu lɔs ditel; if i bɔku pas dat, yu lɔs pawa. Disayd bifo yu bigin.

If tu sɛkta we de nia wan ɔda ay ɔl tu?

Jɔyn dɛn ɛn kɔnt z fɔ di pat we yu jɔyn. Rial prɔblɛm kin de pan bɔda bɔku tɛm.

Di bɛt tebul impɔtant?

Nɔ. Sɛkta na pat pan di wil. Dɔzin dɛnbɛtDɔzin1–12, 13–24 ɔ 25–36, i de pe 2:1.Rid ɔl → ɛn kɔlɔm dɛnbɛtKɔlɔmTwɛlv nɔmba na wan kɔlɔm we tinap na di bɛt tebul, i de pe 2:1.Rid ɔl → nɔto sɛkta.

Smɔl jok fɔ ɛz di maynd

Prɔblɛm na tin we yu kin tɔch. Tin we yu kin tɔch de na wan ples. Tɛst di pat dɛn.

Prɔblɛm na tin we yu kin tɔch. Tin we yu kin tɔch de na wan ples. Tɛst di pat dɛn.

Usay wi gɛt am frɔm

  1. Barnhart, R. T. Beating the Wheel. Lyle Stuart, 1992.
  2. Pearson, K. “On the criterion that a given system of deviations from the probable…” Philosophical Magazine 50(302), 1900.
wi chɛk am 2026-09-28mɔdɛl: Yuropian, wan ziromɛtɔdɔlɔji ↗usay wi gɛt am frɔm ↗