x=40 is estimator of _________________?
x=40 is estimator of _________________?
A. (U)
B. 6
C. Ux
D. 6/√n
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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. EfficientLack of symmetry is called_______________?
Lack of symmetry is called_______________?A. Absolute Dispersion
B. Relative Dispersion
C. Skewness
D. Non of theseif you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7 ?
if you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7 ?A. 4/36
B. 13/36
C. 21/36
D. 15/36Questionnaire survey method is used to collect____________?
Questionnaire survey method is used to collect____________?A. Secondary data
B. Qualitative variable
C. Primary data
D. None of theseMean deviation is equal to 4/5 of the _________ manipulation?
Mean deviation is equal to 4/5 of the _________ manipulation?A. Quartile deviation
B. Range
C. Standard deviation
D. VarianceWhich of the following is not an example of a discrete probability distribution ?
Which of the following is not an example of a discrete probability distribution ?A. The sale or purchase price of a house
B. The number of bedrooms in a house
C. Whether or no t a home has a swimming pool in it.
D. Non of these