Statistical Officer MCQs with answers for statistical officer jobs test preparation online.
Statistical Officer MCQs
Mean deviation is always ________?
A. Equal to S.D.
B. More than S.D.
C. Less than S.D.
D. Negative
The S.D. and variance are ____ of origine?
A. Multiplied
B. Variance
C. Change
D. Independent
The ________ in the distribution around which the observation to lie?
A. Mean
B. Dispersion
C. Manner
D. Central value
The value of interval x ± S include ______?
A. 49.45%
B. 95.45%
C. 68.27%
D. 99.73%
First moment about origin is always equal to ______?
A. A.M.
B. variance
C. Zero
D. None of these
The sum of powers of deviation from mean is zero is called ____?
A. Mean
B. Lack
C. Normal
D. Skewed
If Skewed distribution the three averages mean, median and mode are ___?
A. Identical
B. Different
C. Zero
D. None of these
The sum of the squares of deviations is the least when measured from ____?
A. A.M.
B. Median
C. Mode
D. G.M.
Mean deviation =______ S.D?
A. 2/3
B. 4/5
C. 5/6
D. 6/5
Standard deviation is always calculated from ____?
A. Mean
B. Median
C. Mode
D. G.M.
