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=E %3D i=1 j=1 j#i Hence, O A. Yes Y is an unbiased estimator of uy. O B. No, is not an unbiased estimator of u Y is a consistent estimator of Hy. Is Y a consistent estimator of u? = E j=1 j#i Hence, O A. Yes, Y is a consistent estimator of uy O B. No, is not a consistent estimator of u

=E %3D i=1 j=1 j#i Hence, O A. Yes Y is an unbiased estimator of uy. O B. No, is not an unbiased estimator of u Y is a consistent estimator of Hy. Is Y a consistent estimator of u? = E j=1 j#i Hence, O A. Yes, Y is a consistent estimator of uy O B. No, is not a consistent estimator of u

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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E(Y) =E i= 1 i=1 j±i Hence, O A. Yes, Y is an unbiased estimator of uy. O B. No, Ý is not an unbiased estimator of u Y is a consistent estimator of µy. Is Y a consistent estimator of u? 2 E(Y) =E i= 1 i=1 j#i Hence, O A. Yes, is a consistent estimator of u O B. No. Y is not a consistent estimator of uy Click to select your answer. P Type here to search 近
Transcribed Image Text:E(Y) =E i= 1 i=1 j±i Hence, O A. Yes, Y is an unbiased estimator of uy. O B. No, Ý is not an unbiased estimator of u Y is a consistent estimator of µy. Is Y a consistent estimator of u? 2 E(Y) =E i= 1 i=1 j#i Hence, O A. Yes, is a consistent estimator of u O B. No. Y is not a consistent estimator of uy Click to select your answer. P Type here to search 近
Let Y,, Y, be i.i.d with mean py and variance o. Y is an unbiased estimator of uy. Is an unbiased estimator of u? First, note that for a random variable X var(X) = E(x°) - E(X? = E(x)- and E(XX) =, for itj. %3D So, in E(Y) =t j=1 j#i Hence, O A. Yes, is an unbiased estimator of u O B. No, is not an unbiased estimator of u. Y is a consistent estimator of µy. Is Y a consistent estimator of u? Click to select your answer. Type here to search 近
Transcribed Image Text:Let Y,, Y, be i.i.d with mean py and variance o. Y is an unbiased estimator of uy. Is an unbiased estimator of u? First, note that for a random variable X var(X) = E(x°) - E(X? = E(x)- and E(XX) =, for itj. %3D So, in E(Y) =t j=1 j#i Hence, O A. Yes, is an unbiased estimator of u O B. No, is not an unbiased estimator of u. Y is a consistent estimator of µy. Is Y a consistent estimator of u? Click to select your answer. Type here to search 近
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