📈Statistics MCQs
Statistics MCQs
490 MCQs301
Median is _______ than mean is a positive skewed distribution?
AGreat
Blesser
CEqual
DNone of these
302
The variance of 5 numbers is 10. If each number is divided by 2, then variance of new number is_____________?
A20
B5
C2.5
D0
303
The mean deviation of the values, 18, 12, 15, is_______________?
A6
BZero
C3
D2
304
Lowest value of variance can be____________?
A1
B-1
C3
D0
305
If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?
A0
B2.58
C4.66
D2.33
306
If Y=-8X – 5 and SD of X is 3, then SD of Y is______________?
A8
B3
C24
DNone of these
307
Variance remains unchanged by change of_____________?
AOrigin
BScale
CBoth
DNone of these
308
If all values are same then the measure of dispersion will be?
A1
B0
CMean
DMode E. Median
309
The shape of the symmetrical distribution is _______?
AU- Shaped
BJ- Shaped
CBell- Shaped
DNone of these
310
Quartiles, deciles are located from an ogive in a way________________?
AMode
BG.M.
CMedian
DQuarlities