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PAATH

Shuffle test: natije ko kis ke saamne rakha jaaye.

Seedhi baat

Akela number nahi jaanch sakte. tulna ka aadhaar banaata hai. Wahi data lein. Niyam aur nateejon ka rishta random tareeke se todein. Phir chalaakar nateeja likhein. Kuch 100 baar karne par dikhta hai ki bina rishte ke niyam kya deta hai. Asal nateeja usi phailaav mein ho to is saboot se khaas asar alag nahi hota.

Yeh kahan aata haiStep 5Evidence: Yeh Pattern Asli Hai Ya Nahi ke 6 steps mein se
Kya check karein4Is par bharosa karne se pehle
Aam galtiyan2Har ek ki wajah ke saath

Pehle yeh padho

2

Yeh kaise hota hai, kadam dar kadam

  1. Shuruaat

    Chart mein nateeje shuffle karke wahi niyam 30 baar chalaate hain. Dono ka rishta jaanboojhkar toda gaya. Har point 1 shuffle ka nateeja hai.

  2. Aage kya hota hai

    Shuffle ke nateeje lagbhag 44% se 58% tak phaile hain. Is data aur observations ki ginti par sanyog itna phailaav deta hai. Tooti line asal, bina shuffle ka nateeja 57% hai.

  3. Iska matlab — aur kya nahi

    Asal nateeja sanyog ke phailaav ke andar hai. 57% achha lagta hai, par bina rishte ke shuffles 58% tak pahunche. Jaanch ne niyam ko bekaar sabit nahi kiya. Yeh dikhaya ki is saboot se dono mein farq nahi hota. Akela percentage kehne se yeh baat alag aur zyada kaam ki hai.

2 bars rule ke saath aur bina rule ka result milaate hain, sirf chhota sa fark rule ka hai.
  • Kram badalne par nateeja (%)
  • Asal kram ka nateeja: 57% · 57

Niyam aur nateeje ka rishta todkar 30 runs. Asal nateeja phailaav ke andar hai.

Chart ka data dekhein
Upar ke chart ke peeche ke numbers.
Shuffle ki gintiKram badalne par nateeja (%)
151.2
247.8
355.1
449.6
553.4
644.9
757.8
850.3
946.2
1052.7
1256.4
1448.1
1654
1845.7
2051.9
2258.2
2447.3
2653.1
2849
3055.6

Isse kya establish nahi hota

Jaanch utni hi sahi hai jitna shuffle ka toda rishta. Samay ka kram rakhkar nateeje shuffle karne se underlying ki dheemi disha bach sakti hai. Sirf badhte bazaar mein long rehne waala niyam bina khaas hunar ke bhi tulna ko hara sakta hai. Poochhein ki shuffle ne kya bachaya. Jis asar ko jaanch rahe hain wahi galti se bach jaaye to poora tareeka chupchaap fail hota hai.

Kya check karein

4

Shuffle theek kya todta hai aur kya bachaata hai?

Kitne shuffles hain? Sirf beech nahi, door ke nateeje dekhne jitne hain?

Asal nateeja us phailaav mein kahan hai?

Nateeja nikaalne se pehle dekhe result ko shuffles se milaayein.

Aam galtiyan

2
  • Kuch hi shuffles karke beech dekhna, jab sawaal door ke nateejon ka hai.

  • Bina-rishte ki tulna mein jaancha asar bacha dena. Isse har nateeja aam lag sakta hai. Yeh ulat taraf ki galti hai.

Khud ko check karo

Asal 57% nateeja shuffle ke 44% se 58% phailaav mein hai. Jaanch ne kya dikhaya?

  • Niyam bekaar hai.
  • Niyam kaam karta hai, kyunki 57% shuffle ke ausat se upar hai.
  • Is saboot se niyam ko sanyog se alag nahi kar sakte.
Answer dikhao

C. Is saboot se niyam ko sanyog se alag nahi kar sakte.

Null model batata hai ki bina khaas asar wahi jaanch kya degi. Us phailaav ke andar ka nateeja bina asar se alag nahi hua. Yeh saboot ke baare mein baat hai. Niyam bekaar hone ka pakka faisla nahi.

Aksar poochhe sawaal

3
Kitne shuffles kaafi hain?

Itne ki sirf beech nahi, door ke nateeje bhi dikhein. Tasveer ke liye 30 kaafi hain. Asal nateeje ki jagah par daawa karne se pehle aam taur par kai 100 se kuch 1,000 runs karte hain.

Asal nateeja phailaav ke baahar ho to?

Is data par sirf sanyog se aisa kam aata hai. Yeh saboot hai, pakka proof nahi. Khoj ka sudhaar aur chunav se alag data par pushti abhi bhi chahiye.

Kya yeh backtest hi hai?

Nahi. Backtest poochhta hai ki niyam kya deta. Shuffle test poochhta hai ki bina kaam karte rishte ke wahi niyam kya deta. Isi tulna se pehla number samajh aata hai.

Yeh kahan se aata hai. Chart padhne ka yeh tareeka aam taur par sikhaya jaata hai. Yeh kisi circular ka niyam nahi hai, isliye iske liye koi document nahi hai.

Iske baad yeh padho

Pichhla step: Bahut baar dekhne se kuch na kuch mil hi jaata hai.. Bina kisi signal wale data par bhi, bahut se rules aazmane par unme se sabse achha achha hi dikhega — kyunki aapne bahut baar dekh…

Null Model (Shuffle Test)

A null model is a deliberately meaningless version of the same analysis.

Aage padho