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Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = ¹⁄e-ª/³, for x > 0, and zero е X B elsewhere. Which statement is correct. (1) ² is an unbiased estimator of 3². (n+1) ² is an unbiased estimator of n (11) 3². 2 (111) X² is an unbiased estimator of 3². (IV) None of the above. n n+1 O (IV) (11) O (III) (1)

Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function fx(x) = ¹⁄e-ª/³, for x > 0, and zero е X B elsewhere. Which statement is correct. (1) ² is an unbiased estimator of 3². (n+1) ² is an unbiased estimator of n (11) 3². 2 (111) X² is an unbiased estimator of 3². (IV) None of the above. n n+1 O (IV) (11) O (III) (1)

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 4E
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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 ƒx(x) = ·e¯¤/ß, for x > 0, and zero 1 = B elsewhere. Which statement is correct. (1) ϲ is an unbiased estimator of 3². (n+1) n (11) X² is an unbiased estimator of 13². (111) Ť² is an unbiased estimator of 32 . (IV) None of the above. N n+1 O (IV) (11) (III) O (1)
Transcribed Image Text:Let X₁,..., Xn be a random sample from an exponential distribution with the probability density function ƒx(x) = ·e¯¤/ß, for x > 0, and zero 1 = B elsewhere. Which statement is correct. (1) ϲ is an unbiased estimator of 3². (n+1) n (11) X² is an unbiased estimator of 13². (111) Ť² is an unbiased estimator of 32 . (IV) None of the above. N n+1 O (IV) (11) (III) O (1)
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