Statistics MCQs

Page No. 8

Standard normal variable Z is___________?


a x – µ /σ


b µ- x /σ


cσ – x/ µ


dx – σ/ µ


View Answer x – µ /σ

Every distribution tends to ____ distribution?


aSmall


b


cLarge


dFinite


View Answer Large

In normal distribution Q1=_________?


au + .6745 (S.D.)


bu – .7979 (S.D.)


cu + .6745 (S.D.)


d u – .6745 (S.D.)


View Answer u – .6745 (S.D.)

If n ≥ 30 and _____ then binomial approaches to normal distribution?


aq/p


b p = q


cpq


dp = n


View Answer p = q

The _____ order moments about mean are all zero?


aFour


bAdd


cEven


dNone


View Answer Add

In a normal distribution quartile deviation is _______ (S.D.)?


a .2745


b .3789


c .79079


d.6745


View Answer .6745

In Normal distribution, the parameter which controls the flatness of the curve is____________?


a µ,σ


b µ, MD


c 2∏—√,e


d None


View Answer µ,σ

In a normal distribution E(X-µ)2 is________________?


aVariance


bMean Deviation


c Standard Deviation


dQuartile Deviation


View Answer Variance

Shape of normal curve can be related to_______________?


aBell


bCircle


cRectangle


dL


View Answer Bell

We use normal distribution when “n” is________________?


aSmall


bFixed


cNone


dLarge


View Answer Large

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