✍Today poll question
Q. Let X~U(a, b), then the median of distribution is equal to
Q. Let X~U(a, b), then the median of distribution is equal to
Anonymous Quiz
79%
(a) (b+a)/2
17%
(b) (b-a)/2
3%
(c) b+a
0%
(d) b.a
✍Today poll question
Q. Let (X, Y) be bivariate random variables with Cov(X,Y)=+1, then which of the following is always correct?
Q. Let (X, Y) be bivariate random variables with Cov(X,Y)=+1, then which of the following is always correct?
Anonymous Quiz
30%
(a) r(X,Y)=+1
3%
(b) r(X,Y)=-1
62%
(c) 0< r(X,Y) <1
5%
(d) r(X,Y)>1
✍Today poll question
Q. Which of the following statements is/are correct?
1. An unbiased estimator is always consistent 2. A consistent estimator is always always unbiased. Select the correct answer using code give below:
Q. Which of the following statements is/are correct?
1. An unbiased estimator is always consistent 2. A consistent estimator is always always unbiased. Select the correct answer using code give below:
Anonymous Quiz
25%
(a) only 1
27%
(b) only 2
10%
(d) both 1 and 2
37%
(d) neither 1 nor 2