1. An estimator A1 is unbiased if MSE[A1] = Var[A1]. a. true b. false 2. If variable X and variable Y are independent, then Cov{X,Y) = 1 a. true b. false 3. Under probability sampling, sampling error cannot be computed. a. true b. false

1. An estimator A1 is unbiased if MSE[A1] = Var[A1]. a. true b. false 2. If variable X and variable Y are independent, then Cov{X,Y) = 1 a. true b. false 3. Under probability sampling, sampling error cannot be computed. a. true b. false

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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Question

1. An estimator A1 is unbiased if MSE[A1] = Var[A1].

a. true

b. false

2. If variable X and variable Y are independent, then Cov{X,Y) = 1

a. true

b. false

3. Under probability sampling, sampling error cannot be computed.

a. true

b. false

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