AI dictionary · Data
What is Sampling bias?Sampling bias kya hai?
Also called: Selection bias
Sampling bias: When the data you collected doesn't represent the people or situations the model will face.Jab ikattha kiya data un logon ya situations ko represent nahi karta jinka model ko saamna karna hai.
🧸 Think of it likeAise samjho
Like judging a whole city's favourite food by only asking people outside one pizza shop.Poore shehar ka pasandeeda khaana sirf ek pizza dukaan ke bahar logon se poochh kar tay karna.
📘 ExplainedVistaar se
If you only survey current users, you miss people who left; if you train only on approved loans, you never see how rejected applicants would have behaved. Biased samples lead to wrong conclusions and unfair models. Think about who is missing from your data.Agar sirf current users ka survey karo, to chhod kar gaye log chhoot jaate hain; agar sirf approved loans pe train karo, to kabhi nahi dekhte ki reject hue log kaise behave karte. Biased samples galat nateeje aur anyaayi models dete hain. Socho aapke data se kaun gayab hai.
💡 Real exampleAsli example
An app review study only reading 5 star reviews.App reviews ki study jo sirf 5 star reviews padhti hai.
📖 Learn it step by stepStep by step seekho
🔗 Related termsJude hue shabd
Questions people ask
What is Sampling bias?
When the data you collected doesn't represent the people or situations the model will face. If you only survey current users, you miss people who left; if you train only on approved loans, you never see how rejected applicants would have behaved. Biased samples lead to wrong conclusions and unfair models. Think about who is missing from your data.
How can I understand Sampling bias in simple words?
Like judging a whole city's favourite food by only asking people outside one pizza shop.
What is an example of Sampling bias?
An app review study only reading 5 star reviews.
Sampling bias ka matlab kya hai?
Jab ikattha kiya data un logon ya situations ko represent nahi karta jinka model ko saamna karna hai. Poore shehar ka pasandeeda khaana sirf ek pizza dukaan ke bahar logon se poochh kar tay karna.
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