431. If mean and variance are not equal then distribution ________________?

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

432. In a binomial distribution mean and variance is ________________?

A. Variance > mean
B. Mean < variance
C. Variance ≠ mean
D. None of these

433. Binomial distribution ranges from _______________?

A. 1 to n
B. 0 to n
C. 1 to ∞
D. 0 to ∞

434. If p= 0.1 and n = 400 then mean _______________?

A. 60
B. 30
C. 20
D. 40

435. The experiment is repeated a _____________ number of times?

A. Times
B. Fixed
C. Expansion
D. Trial

436. There are ____________ parameter in Binomial distribution?

A. n, q
B. n, p, q
C. q, p
D. n, p

437. In binomial distribution with ________ trials mean is np and variance is npq?

A. Dependent
B. Independent
C. Linear
D. Equal

438. In binomial experiment, the experiment is repeated ______________?

A. n; fixed number of times
B. a large number times
C. n; where n < 0
D. n = 100

439. Binomial distribution is positively skewed when ______________?

A. p > q
B. P = q
C. p < q
D. P/q

440. (q + p) has variance is ______________?

A. 6 pq
B. npq
C. 7 pq
D. 3 pq

NOTE
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