A) M.E
B) M.L.E
C) L.S.E
D) Min χ2 estimator
View Answer B) M.L.E
Statistics MCQs
Probability of committing type II error is denoted by:
A) 1-β
B) β
C) α
D) None of these
View AnswerB) β
If E(s2) = σ2 then:
A) E(s) = σ
B) E(s3) = σ3
C) E(s) ≠ σ
D) None of these
View AnswerC) E(s) ≠ σ
If there is squared error loss function then ———– of posterior is Bay’s estimator.
A) Mean
B) Mode
C) Median
D) G.M
View AnswerA) Mean
If Var (T1) < Var (T2) then T1 is called:
A) Complete
B) Consistent
C) Efficient
D) Sufficient
View Answer C) Efficient
Sampling —————- replacement provides more information.
A) With
B) Without
C) Both (A) & (B)
D) None of these
View AnswerB) Without
If N1 = 12, N2 = 8, n = 5 then by proportional allocation:
A) n1 = 3, n2 = 2
B) n1 = 2, n2 = 3
C) n1 = 1, n2 = 4
D) n1 = 4, n2 = 1
View Answer A) n1 = 3, n2 = 2
The size of the deviations from population mean is called:
A) Precision
B) Accuracy
C) Both (A) & (B)
D) Stratification
View AnswerB) Accuracy
y ̂_st / x ̂_st = ———.
A) R ̂_c
B) R ̂_s
C) Both (A) & (B)
D) None of these
View Answer A) R ̂_c
Within Clusters, elements should be ————–.
A) Heterogeneous
B) Homogeneous
C) Both (A) & (B)
D) None of these
View Answer A) Heterogeneous