421. Binomial distribution has _______ parameter?

A. 4
B. 3
C. 2
D. 6

422. Binomial distribution is symmetrical when P=___________________?

A. n
B. x
C. q
D. 1 – P

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

A. P
B. q
C. P
D. 1 -P

424. The mean of a binomial distribution is always:____________________?

A. Equal to variance
B. Less than variance
C. Greater than varince
D. None of these

425. Mean of the binomial distribution is ______________?

A. Pq
B. nP
C. xm
D. Non of these

426. The mean and variance of binomial distribution are ______________?

A. Unequal
B. Equal
C. Symmetrical
D. None

427. If in a binomial distribution n = 1 then E(X) is:____________________?
A. q
B. p
C. 0
D. 1
428. A random variable X has binomial distribution with n = 10 and p = 0.3 then variance of X is:_____________________?
A. 10
B. 12
C. 2.1
D. 21
E. None
429. In binomial distribution n=6 and p=0.9, then the value of______________?
A. P(X=7) is
B. One
C. Less than zero
D. Zero
E. More than zero

430. Successive trials in binomial distribution are:__________________?
A. Dependent
B. Independent
C. Equally Likely
D. Mutually exclusive
E. Non

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