When the sample standard deviation S is based on a random sample from a normal population distribution,
Question:
E(S) = √2/(n - 1)Γ(n/2)σ/Γ((n - 1)/2)
Use this to obtain an unbiased estimator for s of the form cS. What is c when n = 20?
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Let Then EcS cES and c ...View the full answer
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Related Book For 
Probability And Statistics For Engineering And The Sciences
ISBN: 9781305251809
9th Edition
Authors: Jay L. Devore
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