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Standard deviation ka chart par roop, aur band touch ka asli matlab
Published by The Retail Trader · JUL 23, 2026 · Indicators
Bollinger bands ek moving average ke upar aur neeche do lines hain, jo bhaav ki apni volatility ke hisaab se door ya paas hoti hain. Wo batati hain ki aaj ka bhaav apne haal ke normal se kitna alag hai.
Beech ki line ek simple moving average hoti hai. Upar aur neeche ki lines us average se kuch standard deviation door rakhi jaati hain.
Volatility badhne par bands chaude ho jaate hain, aur kam hone par sikud jaate hain. Isliye band ki chaudai khud ek information hai.
Band ko touch karna signal nahi hai:
• Strong trend mein bhaav upper band ke saath saath chalta rehta hai — har touch par short lena mehnga hai.
• Band ka sikudna aane wali volatility ka sanket hai, disha ka nahi.
• Setting badalne se signals poori tarah badal jaate hain — yahin overfitting hoti hai.
• Range wale market mein bands zyada kaam karte hain, trend mein kam.
Bands ka sabse imaandaar upyog context ka hai, signal ka nahi. Wo bata sakte hain ki chaal asaadharan hai — aur asaadharan chaal aage bhi jaari reh sakti hai, ye baat bands kabhi nahi batayenge.
Ye article sirf educational hai — koi buy ya sell recommendation nahi, koi guaranteed return ka daawa nahi, aur koi advisory nahi. Rules, rates aur mechanics exchange, SEBI aur RBI time-time par badalte hain, isliye har number apne broker ya official source par khud verify karo.