A. Unbiased
B. Sufficient
C. Consistent
D. Efficient
Related Mcqs:
- Let X1,X2,…Xn be a random sample from the density f(x;(θ), where θ may be vector. If the conditional distribution of X1,X2,…Xn given S=s does not depend on θ for any value of s of S, then statistic is called?
A. Minimal sufficient statistic
B. Sufficient statistic
C. Efficient
D. Minimax statistics - If a distribution has two modes then this distribution is called______________?
A. Uni-Modal
B. Bi-Modal
C. Tri-Modal
D. Multi-Modal
E. None of these - If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?
A. Only when the sample size is at least 100.
B. Only when the sample size is smaller than 30
C. Always
D. Only when the sample size is at least 30. - Standard deviation of the sampling distribution of a statistics is called_____________?
A. Serious error
B. Dispersion
C. Standard error
D. Difference - Probability distribution of a statistics is called_________________?
A. Sampling
B. Parameter
C. Data
D. Sampling distribution - The standard deviation of sampling distribution of a statistics is _________________?
A. Standard error of statistics
B. Sampling error of statistics
C. Sampling distribution of statistics
D. None of these - ___________ is a value of sample statistics?
A. Estimate
B. Estimator
C. Probability
D. Numerical - If β2=m4m22<3, the distribution is called______________?
A. Normal
B. Mesokurtic
C. Leptokurtic
D. Platykurtic - The smallest and the largest value of any given class of a frequency distribution are called ___________?
A. Class marks
B. Class interval
C. Mid point
D. Class limit - condition for applying Central Limit Theorem (CLT) which approximate the sampling distribution of the mean with a normal distribution is ?
A. n > 30
B. N(1 – p) > 5
C. 2 n 5
E. N < 30
