📈Statistics MCQs
Statistics MCQs
490 MCQs261
First moment about origin is always equal to _______________?
AA.M.
Bvariance
CZero
DNone of these
262
The value of interval x ± S include _______________?
A49.45%
B95.45%
C68.27%
D99.73%
263
The ________ in the distribution around which the observation to lie?
AMean
BDispersion
CManner
DCentral value
264
The Index number are used to measure seasonal and cyclical variations in ____________?
AWholesale
BRelatives
Ccommodities
DTime series
265
The lack of uniformity is called ______________?
ALack
Bvariation
CX= 5
DSkewness
266
If y= ax + b the S.D. of y is _______________?
AMean Deviation of x
BMinimum
CS.
DMaximum
267
If y= bx + c the range of y is ________?
ARange of P
BQuartile of X
CRange of x
DZero
268
which is poor measure of dispersion in open-end distribution ________________?
AQuartile- deviation
BSemi-inter quartile range
CRange
DNone of these
269
The frequency distribution mean > Median > Mode is called __________?
ANegatively
BSymmetrical
C+vely
DOne
270
The second moment about mean is _____?
AVariance
BMean
CS.
DD. Mode