The variance of 4,4,4,4,4,4 is _______________?
The variance of 4,4,4,4,4,4 is _______________? A. 4 B. (4)2 C. 8 D. None of these
The variance of 4,4,4,4,4,4 is _______________? A. 4 B. (4)2 C. 8 D. None of these
If third moment about mean is equal to zero, then distribution is ______________? A. Negatively skewedB. Symmetrical C. positively skewed D. None of these
If variance iv standard deviation is minimum if the deviation taken from______________? A. ModeB. Mean C. Average D. G.M.
________ is the simplest means of dispersion? A. Standard deviation B. Variation C. C.V.D. Range
First movement about mean is always equal to ___________? A. S.D. B. 1C. Zero D. None of these
The standard deviation is affected by the value of every____________? A. Relative DispersionB. Observation C. Absolute D. Items
Check the consistency used _____________? A. Coefficient of dispersion B. Mean coefficientC. Coefficient of variance D. Q.D.
__________ of the distribution which is measured relative to the distribution known as Normal? A. SkewedB. Flatness C. Normal D. Moment
In symmetrical distribution, the co-efficient of skewness is equal to ______________? A. -1 B. +1C. 0 D. None of these
Quartile deviation is not capable of manipulation______________? A. Easy B. mathematically C. AbjectlyD. Algebraic