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Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = 1e-/8, for x > 0, and zero е B elsewhere. Which statement is correct. (1) X² is a consistent estimator of 3². Ă² is an unbiased estimator of 3². (III) X(1 + X) is an unbiased estimator of B² (IV) All of the above. O (1) (111) O (11) O (IV)

Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = 1e-/8, for x > 0, and zero е B elsewhere. Which statement is correct. (1) X² is a consistent estimator of 3². Ă² is an unbiased estimator of 3². (III) X(1 + X) is an unbiased estimator of B² (IV) All of the above. O (1) (111) O (11) O (IV)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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[STATISTICS] MULTIPLE CHOICE Which option is correct? I will upvote the solution. Thanks!
Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = 1e/3, for a > 0, and zero B elsewhere. Which statement is correct. (1) X² is a consistent estimator of 3². (II) ² is an unbiased estimator of 3². (III) X(1 + X) is an unbiased estimator of 3². (IV) All of the above. ) (1) O (111) O (11) O (IV)
Transcribed Image Text:Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = 1e/3, for a > 0, and zero B elsewhere. Which statement is correct. (1) X² is a consistent estimator of 3². (II) ² is an unbiased estimator of 3². (III) X(1 + X) is an unbiased estimator of 3². (IV) All of the above. ) (1) O (111) O (11) O (IV)
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