Question
Download Solution PDFप्रथम 10 प्राकृतिक संख्याओं का मानक विचलन 3.028 है। प्रथम 20 प्राकृत संख्याओं का मानक विचलन क्या होगा?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसूत्र: \(σ = \sqrt {{(n^2 - 1)}\over 12}\); जहां, σ = मानक विचलन, n = नमूने का आकार
या, σ = \(\sqrt{(20^2 - 1) \over 12} = 5.766 \approx 5.8\)
यह 5.845 के सबसे निकट है।
इसलिए, पहले 20 प्राकृतिक संख्याओं का मानक विचलन 5.845 है।
Last updated on Jul 17, 2025
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