Statistics MCQs

Page No. 7

For +ve and -ve skewed, check the sign of _______?


aβ1


bµ2


cβ2


dµ3


View Answer µ3

Total area under the normal curve is________?


a100


b1


c50 %


d1%


View Answer 1

Normal distribution is _____ distribution?


aSymmetrical


bnon-symmetrical


c+ vely skewed


d -vely skewed


View Answer Symmetrical

Area to the right of (z=0) is the area for ____ values of z?


aZero


bNegative


cPositive


dNone


View Answer Positive

The standardized normal variate z means_________ away from the mean?


aMean


bS.D.


cVariance


dnone


View Answer S.D.

In a normal distribution, what is the z score associated with the mode ?


a-1


b0


c+1


dnone


View Answer 0

If X ˜ N (µ, σ2) then Z ˜__________?


aN(0, σ2)


bN(1, σ2)


cN(0, 1)


d N(1, 1)


View Answer N(0, 1)

Normal distribution is the distribution of _______________?


a Discrete r.v.


bContinuous r.v.


cQualitative variable


dQuantitative variable


View Answer Continuous r.v.

In normal distribution, mean ______= Mode?


aQuartile


bMean deviation


cMedian


d S.D.


View Answer Median

Area of normal distribution total is equal to _______?


aTwo


bOne


cFour


dThree


View Answer One

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