If E(θˆ)=θ, then θˆ is said to be_______________?
If E(θˆ)=θ, then θˆ is said to be_______________?
A. Unbiased
B. Consistent
C. Sufficient
D. Efficient
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To perform a Runs test for randomness the data must be_______________?
To perform a Runs test for randomness the data must be_______________?A. Divided into at least two classifications
B. Divided into exactly two classifications
C. Quantitative
D. QualitativeYou asked five of your classmates about their height. On the basis of this information, you states the average height of all student in your university or college is 67 inches. This is an example of____________?
You asked five of your classmates about their height. On the basis of this information, you states the average height of all student in your university or college is 67 inches. This is an example of____________?A. Descriptive statistics
B. Inferential Statistics
C. Parameter
D. PopulationCoefficient of variation (C.V) is given below:_________________?
Coefficient of variation (C.V) is given below:_________________?A. Mean/S.D.
B. S.D./Mean x 100
C. Mean/S.D. x 100
D. S.D./MeanIn normal distribution Q.D. ( quartile deviation)is equal to________?
In normal distribution Q.D. ( quartile deviation)is equal to________?A. σ
B. 0.7979 σ
C. 0.6745 σ
D. None of theseNormal distribution is a probability distribution of _____ random variable?
Normal distribution is a probability distribution of _____ random variable?A. Continuous
B. Constant
C. Discrete
D. NormalIf x = 3 then value of regression co-efficient of X or Y is ________________?
If x = 3 then value of regression co-efficient of X or Y is ________________?A. (3)
B. (0)
C. -3
D. -4