Statistics MCQs

Page No. 27

The mean and variance of binomial distribution are ______________?


aUnequal


bEqual


cSymmetrical


dNone


View Answer Equal

Mean of the binomial distribution is ______________?


aPq


bnP


cxm


dNon of these


View Answer nP

The mean of a binomial distribution is always:____________________?


aEqual to variance


bLess than variance


cGreater than varince


dNone of these


View Answer Greater than varince

In binomial experiment, the probability of success is denoted by __________________?


ap


bq


cx


d1-p


View Answer p

Binomial distribution is symmetrical when P=___________________?


an


bx


cq


d1 – P


View Answer q

Binomial distribution has _______ parameter?


a4


b3


c2


d6


View Answer 2

Successive trials in binomial distribution are:__________________?


aDependent


bIndependent


cEqually Likely


dMutually exclusive


View Answer Independent

In binomial distribution n=6 and p=0.9, then the value of______________?


a P(X=7) is


bOne


cLess than zero


dZero


View Answer Less than zero

A random variable X has binomial distribution with n = 10 and p = 0.3 then variance of X is:_____________________?


a10


b12


c2.1


d21


View Answer 2.1

If in a binomial distribution n = 1 then E(X) is:____________________?


aq


bp


c0


d1


View Answer p

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