पैरामीटर के विकल्पों में से कौन सा विकल्प जनसंख्या के लिए सही है?

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SSC CGL Tier-II ( JSO ) 2019 Official Paper ( Held On : 17 Nov 2020 )
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  1. X̅ और μ
  2. s और σ
  3. X̅ और s
  4. μ और σ

Answer (Detailed Solution Below)

Option 4 : μ और σ
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व्याख्या

जनसंख्या से लिए जाने पर औसत और मानक विचलन जैसे आंकड़े जनसंख्या पैरामीटर हैं।

जनसंख्या माध्य को μ से और मानक विचलन को σ द्वारा निरूपित किया जाता है

μ और σ जनसंख्या के लिए पैरामीटर हैं

माध्य =  ∑xi/n

मानक विचलन = √(∑(xi - x̅)2/n)

 

 

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