(b) The signals {x[0]. . „x[N – 1]} are observed, that are independent and normally distributed with a zero mean and a variance of a². To estimate the variance, we use the following estimator: az x²[n]. Explain if this is an unbiased estimator.
(b) The signals {x[0]. . „x[N – 1]} are observed, that are independent and normally distributed with a zero mean and a variance of a². To estimate the variance, we use the following estimator: az x²[n]. Explain if this is an unbiased estimator.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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