Tsim, Science
Expectation thiab cov lag luam tawm nyob rau hauv Tshuag pauv
Cov theem nrab cov nyiaj khwv tau rau ib tug pa twv txiaj yuam pov nyob rau hauv qhov ntau piv nrog ib tug tawm los ntawm muas rau phab ntsa Street. Ntse neeg tau ntev pom tau hais tias ib tug yuav tsis yeej ib txwm cia siab rau koj koob hmoov thiab tau pib siv statistical txoj kev mus muab tau cov stability ntawm nws cov nyiaj tau.
Kuv xav tias tej tub luam rau kawm tau ntawv zoo nyob rau hauv lub chaw ua hauj lwm tsim nyog los daws tau peb tseem ceeb tshaj plaws cov hom phiaj:
1. Xyuas kom meej tias cov xov tooj ntawm kev vam meej muas tshaj inevitable yuam kev thiab miscalculations.
2. Customize koj trading system yog li ntawd lub caij nyoog mus khwv tau ntau li ntau raws li yog tau.
3. Yuav kom tau ruaj khov zoo tau ntawm txoj haujlwm.
Thiab ntawm no peb ua hauj lwm ntxeev siab, zoo kev pab yuav ua tau lub expectation. Qhov no lub sij hawm nyob rau hauv ntau yam kev tshawb xav yog ib qhov tseem ceeb. Nws yuav siv tau los muab ib tug sim kwv yees ib co random nqi. Cov zauv expectation ntawm ib tug random nce mus nce los, zoo li qhov chaw ntawm lub ntiajteb txawj nqus, yog hais tias peb xav txog tej yam ua tau tshwm tsuas me me uas sib txawv masses.
MO = 7 x 0.37 + (0.63 x (-1,4)) = 2,59 - 0.882 = 1.708
Yuav ua li cas yog no tus xov tooj? Nws hais tias, raws li cov kev cai ntawm lub cev, nyob rau nruab nrab peb yuav tau txais 1.708 duas las los ntawm txhua kaw lw.
Tus nqi ntawm cov nyiaj rau ib lw tej zaum kuj yuav qhia thiab cov txheeb ze tus nqi nyob rau hauv daim ntawv ntawm%. Piv txwv li:
- feem pua ntawm cov nyiaj khwv tau los rau 1 deal - 5%;
- feem pua ntawm cov kev vam meej trading hauj lwm - 62%;
- feem pua tsis ib lw 1 - 3%;
- qhov feem pua ntawm poob trades - 38%;
Nyob rau hauv cov ntaub ntawv no, lub expectation npaum li cas (5% x 62% - 3% x 38%) / 100 = (310% - 114%) / 100 = 1.96%. Hais tias yog, qhov nruab nrab lw theem 1,96%.
Nws yog ua tau los tsim ib tug system tias txawm lub loj heev ntawm poob trades yuav muab ib tug zoo tshwm sim, vim hais tias nws MO> 0.
Txawm li cas los, ib tug ob peb cov miv nyuas. Nws yog ib qhov nyuaj rau ua yog hais tias tus system muab heev me ntsis trading Pib ntsais koj teeb. Nyob rau hauv cov ntaub ntawv no, nws yuav paib piv rau bank txaus siab. Cia txhua lub lag luam muaj ib tug nruab nrab ntawm tsuas 0.5 nyiaj, tab sis yog dab tsi yog hais tias tus system yuav tsum tau 1000 ua hauj lwm ib xyoos? Qhov no yog ib tug heev loj npaum li cas nyob rau hauv ib tug raug luv luv lub sij hawm. Nws li nram no txawj hais tias ib lub yam ntxwv ntawm ib tug zoo trading system yuav suav hais tias ib tug luv luv lub sij hawm Tuav txoj hauj lwm.
Yog hais tias koj xav tau tob pom mus rau hauv lub lej ntawm lub caij nyoog, pom dab tsi lub zwj ceeb expectation, cog qoob loo Team sib , thiab lwm yam cuab yeej, Peb xav kom koj nyeem cov phau ntawv "Txheeb cais rau Traders" (sau S.Bulashev). Leej twg paub, tej zaum tsheb chaos txiaj tom qab nyeem cov phau ntawv yuav qhia koj cia li ib tug ntau dua daim ntawv ntawm kev txiav txim ...
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