A. 18/36
B. 9/36
C. 6/36
D. 12/36
Statistics Mcqs
if f(x1,x2,…xn;θ)=g(θˆ;θ)h(x1,x2,….,xn), then θˆ is____________?
A. Consistent
B. Sufficient
C. Efficient
D. Unbiased
Life of a T.V picture tube is a____________?
A. Discrete variable
B. Continuous variable
C. Qualitative variable
D. Constant
The frequent value of the data if it exists is called ________________?
A. Median
B. Quartiles
C. Mode
D. Deciles
Arithmetic mean of two positive numbers “X” and “Y” is_________________?
A. ab2
B. 2a2
C. (a+b)/2
D. a−b2
E. 2a+b
Statistics Laws are true________________?
A. In each case
B. Average
C. Facts
D. Field
Average is good if it is easy to ____________?
A. Change
B. Capable
C. Understand
D. Clear
In a Wilcoxon Rank-Sum test__________________?
A. Ties within one sample may affect the decision
B. Ties always affect the decision
C. Ties never affect the decision
D. Ties between the two sample may affect the decision
The formula ∑pnqn/poqn x100 is used to calculate?
A. The Laspeyres price index
B. The Paasche price index
C. The Paasche quantity index
D. The Laspeyres quantity index
If Y=5X + 10 and X is N(10,25), then mean of Y is ?
A. 135
B. 50
C. 70
D. 60
