📈Statistics MCQs
Statistics MCQs
490 MCQs361
Standard normal variable Z is___________?
Ax – µ /σ
Bµ- x /σ
Cσ – x/ µ
Dx – σ/ µ
362
Every distribution tends to ____ distribution?
ASmall
B∞
CLarge
DFinite
363
In normal distribution Q1=_________?
Au + .6745 (S.
Bu – .7979 (S.
Cu + .6745 (S.
D)
364
If n ≥ 30 and _____ then binomial approaches to normal distribution?
Aq/p
Bp = q
Cpq
Dp = n
365
The _____ order moments about mean are all zero?
ANone
BFour
CAdd
DEven
366
In a normal distribution quartile deviation is _______ (S.D.)?
A.2745
B.3789
C.79079
D.6745
367
In Normal distribution, the parameter which controls the flatness of the curve is____________?
Aµ,σ
BNone
Cµ, MD
D2∏—√,e
368
In a normal distribution E(X-µ)2 is________________?
AVariance
BMean Deviation
CStandard Deviation
DQuartile Deviation
369
Shape of normal curve can be related to_______________?
ABell
BCircle
CL
DRectangle
370
We use normal distribution when “n” is________________?
ASmall
BNone
CFixed
DLarge