Homework Answers
(4) Let Yi, . .. ,y, be Ņ(θ, 1). Let θ,-yn and θ2-7. (a) What are...
(4) Let Yi, . .. ,y, be Ņ(θ, 1). Let θ,-yn and θ2-7. (a) What are the possible values of the θ (b) Find the bias and MSE of both the estimators. (c) Is one of the estimators better than the other? (d) For what values of θ is better than θ2?
I REALLY need numbers 2 and 3 and 5 by like tomorrow morning. I have no...
I REALLY need numbers 2 and 3 and 5 by like tomorrow morning.
I have no clue how to do these. I know the image quality is iffy
but please help as best you can
Homework1 STA4322 Homework 1, Spring 2019 Please turn in your own work, though you may discuss the problems with classmates, the TA, the Professor, the internet, etc. The most important thing is that you understand the problems and how they are solved as they will...
Fix θ > 0 and let X1, . . . , Xn tid. Unif0.θ]. We saw...
Fix θ > 0 and let X1, . . . , Xn tid. Unif0.θ]. We saw in class that the MLE of θ, θΜLE- max(Xi,... , Xn), is biased. I give two other estimators of θ, which can be made unbiased by appropriate choice of constants C1, C2 1C max(Xi,... ,Xn) and We have two questions (1) Find values of C1, C2 for which these estimators are unbiased. Note that C1, C2 may depend on n (2) Which of these...
Fix θ > 0 and let Xi, , x, i d. Unif[0.0]. We saw in class...
Fix θ > 0 and let Xi, , x, i d. Unif[0.0]. We saw in class that the MLE of θ, oMLE- I give two other estimators of θ, which can be made unbiased by appropriate choice of -C1 max(Xs , . . . , X,) max(X., Xn), is biased. constants C1,C2 We have two questions: (1) Find values of C1, C2 for which these estimators are unbiased. Note that Ci,C2 may depend on n (2) Which of these estimators...
I figured out 1,2 and 3 but I’m stuck on 4 and 5. Please help me...
I
figured out 1,2 and 3 but I’m stuck on 4 and 5. Please help me out
if you can!! I know the quality isn’t the greatest, I’m sorry!!
Homework1 STA4322 Homework 1, Spring 2019 Please turn in your own work, though you may discuss the problems with classmates, the TA, the Professor, the internet, etc. The most important thing is that you understand the problems and how they are solved as they will prepare you for the exam. Please...
Additional Question i.i.d. ˆ Fix θ > 0 and let X1,...,Xn ∼ Unif[0,θ]. We saw in...
Additional Question i.i.d. ˆ Fix θ > 0 and let X1,...,Xn ∼
Unif[0,θ]. We saw in class that the MLE of θ, θMLE = max(X1, . . .
, Xn), is biased. I give two other estimators of θ, which can be
made unbiased by appropriate choice of constants C1, C2:
ADDITIONAL QUESTION Fix θ 0 and let Xi, . . . , Xn iid. Unifl0.0]. We saw in class that the MLE of θ, θΜ1E- max(Xi,..., Xn), is biased....
Additional Question Fix θ > 0 and let X1, . . . , Xn i.i.d. ∼...
Additional Question Fix θ > 0 and let X1, . . . , Xn i.i.d. ∼ Unif[0, θ]. We saw in class that the MLE of θ, ˆθMLE = max(X1, . . . , Xn), is biased. I give two other estimators of θ, which can be made unbiased by appropriate choice of constants C1, C2: ˆθ1 = C1 max(X1, . . . , Xn) and ˆθ2 = C2Σxi We have two questions: (1) Find values of C1, C2 for...
7. Section 6.4, Exercise 1 Let X. X be a random sample from the U(0,0) distribution, and let , 2X...
7. Section 6.4, Exercise 1 Let X. X be a random sample from the U(0,0) distribution, and let , 2X and mx X, be estimators for 0. It is given that the mean and variance of oz are (a) Give an expression for the bias of cach of the two estimators. Are they unbiased? (b) Give an expression for the MSE of cach of the two estimators. (c) Com pute the MSE of each of the two ctrnators for n...
4. Let Xi. X2. . Xnbe ap (1 I: 1 Xi ) 1/n is a consistent estimator for θ e . BAN. [Show that n(θ...
please solve 6
4. Let Xi. X2. . Xnbe ap (1 I: 1 Xi ) 1/n is a consistent estimator for θ e . BAN. [Show that n(θ-X(n)) G (1, θ the estimator T0(X) = (n + 2)X(n)/(n + 1) in this class has the least MSE. an 5. In Problem 2, show that TX)Xm) is asymptotically biased for o 6.In Problem 5, consider the class of estimators T(X) cX(n), c 0. Sho
4. Let Xi. X2. . Xnbe ap...
3. Consider a random sample Yı, ,Yn from a Uniform[0, θ]. In class we discussed the...
3. Consider a random sample Yı, ,Yn from a Uniform[0, θ]. In class we discussed the method of ,y,). We moment estimator θ-2Y and the maximum likelihood estimator θ-maxx,Yo, derived the Bias and MSE for both estimators. With the intent to correct the bias of the mle θ we proposed the following new estimator -Imax where the subscript u stands for "unbiased." (a) Find the MSE of (b) Compare the MSE of θυ to the MSE of θ, the original...
(4) Let Yi, . .. ,y, be Ņ(θ, 1). Let θ,-yn and θ2-7. (a) What are the possible values of the θ (b) Find the bias and MSE of both the estimators. (c) Is one of the estimators better than the other? (d) For what values of θ is better than θ2?
I REALLY need numbers 2 and 3 and 5 by like tomorrow morning.
I have no clue how to do these. I know the image quality is iffy
but please help as best you can
Homework1 STA4322 Homework 1, Spring 2019 Please turn in your own work, though you may discuss the problems with classmates, the TA, the Professor, the internet, etc. The most important thing is that you understand the problems and how they are solved as they will...
Fix θ > 0 and let X1, . . . , Xn tid. Unif0.θ]. We saw in class that the MLE of θ, θΜLE- max(Xi,... , Xn), is biased. I give two other estimators of θ, which can be made unbiased by appropriate choice of constants C1, C2 1C max(Xi,... ,Xn) and We have two questions (1) Find values of C1, C2 for which these estimators are unbiased. Note that C1, C2 may depend on n (2) Which of these...
Fix θ > 0 and let Xi, , x, i d. Unif[0.0]. We saw in class that the MLE of θ, oMLE- I give two other estimators of θ, which can be made unbiased by appropriate choice of -C1 max(Xs , . . . , X,) max(X., Xn), is biased. constants C1,C2 We have two questions: (1) Find values of C1, C2 for which these estimators are unbiased. Note that Ci,C2 may depend on n (2) Which of these estimators...
I
figured out 1,2 and 3 but I’m stuck on 4 and 5. Please help me out
if you can!! I know the quality isn’t the greatest, I’m sorry!!
Homework1 STA4322 Homework 1, Spring 2019 Please turn in your own work, though you may discuss the problems with classmates, the TA, the Professor, the internet, etc. The most important thing is that you understand the problems and how they are solved as they will prepare you for the exam. Please...
Additional Question i.i.d. ˆ Fix θ > 0 and let X1,...,Xn ∼
Unif[0,θ]. We saw in class that the MLE of θ, θMLE = max(X1, . . .
, Xn), is biased. I give two other estimators of θ, which can be
made unbiased by appropriate choice of constants C1, C2:
ADDITIONAL QUESTION Fix θ 0 and let Xi, . . . , Xn iid. Unifl0.0]. We saw in class that the MLE of θ, θΜ1E- max(Xi,..., Xn), is biased....
7. Section 6.4, Exercise 1 Let X. X be a random sample from the U(0,0) distribution, and let , 2X and mx X, be estimators for 0. It is given that the mean and variance of oz are (a) Give an expression for the bias of cach of the two estimators. Are they unbiased? (b) Give an expression for the MSE of cach of the two estimators. (c) Com pute the MSE of each of the two ctrnators for n...
please solve 6
4. Let Xi. X2. . Xnbe ap (1 I: 1 Xi ) 1/n is a consistent estimator for θ e . BAN. [Show that n(θ-X(n)) G (1, θ the estimator T0(X) = (n + 2)X(n)/(n + 1) in this class has the least MSE. an 5. In Problem 2, show that TX)Xm) is asymptotically biased for o 6.In Problem 5, consider the class of estimators T(X) cX(n), c 0. Sho
4. Let Xi. X2. . Xnbe ap...
3. Consider a random sample Yı, ,Yn from a Uniform[0, θ]. In class we discussed the method of ,y,). We moment estimator θ-2Y and the maximum likelihood estimator θ-maxx,Yo, derived the Bias and MSE for both estimators. With the intent to correct the bias of the mle θ we proposed the following new estimator -Imax where the subscript u stands for "unbiased." (a) Find the MSE of (b) Compare the MSE of θυ to the MSE of θ, the original...
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