Question
Download Solution PDFयदि X1, X2, … Xn N इकाइयों की एक सीमित जनसंख्या जो माध्य μ और विचरण σ2 के साथ आकार n की प्रतिस्थापन के बिना एक साधारण यादृच्छिक नमूना है, (Xi,Xj) का सहविचरण होगा:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFव्याख्या
यदि x1, x2--------------,xn N इकाइयों की एक सीमित जनसंख्या जो माध्य μ और विचरण σ2 के साथ आकार n की प्रतिस्थापन के बिना एक साधारण यादृच्छिक नमूना है सहविचरण(xi, xj) दिया गया है
∴ Cov(xi, xj) = σ2/(n – 1)
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