binomial and hyper geometric probability MCQs – Page 3

Practise focused binomial and hyper geometric probability questions with marked answers for exam preparation and subject revision.

binomial and hyper geometric probability Mcqs
41. In a binomial distribution, n = 20 and p = 3/5, then variance of this distribution ______________?
comments icon0

A. 60

B. 12

C. 4.8

D. 0

42. Binomial distribution is symmetrical when P=___________________?
comments icon0

A. n

B. q

C. 1 P

D. x

43. Which of the following is not a requirement for binomial distribution ?
comments icon0

A. A fixed number of trials

B. Only two possible outcomes

C. Constant Probability of Success

D. Equally likely outcomes
44. The mean of binomial distribution is:__________________?
comments icon0

A. ?np

B. np

C. ?npq

D. nq?

E. npq

45. In a binomial distribution mean and variance is _________________?
comments icon0

A. None of these

B. Variance ? mean

C. Variance > mean

D. Mean < variance
46. In binomial experiment, the probability of success is denoted by __________________?
comments icon0

A. P

B. 1 -P

C. q

D. P
47. Binomial distribution has _______ parameter?
comments icon0

A. 6

B. 3

C. 4

D. 2
48. The mean and the variance are equal in________________?
comments icon0

A. The hypergeometric distribution

B. The binomial distribution

C. The Poisson distribution

D. All probability distribution

49. Which of the following is not a condition of the binomial distribution ?
comments icon0

A. Have constant probability

B. Trials must be independent

C. Only 2 possible outcomes

D. Must have at least 3 trials
50. If u = 5 and S.D. = 2.5 then Binomial distribution are ________________?
comments icon0

A. Fair

B. Unequal

C. None of these

D. Wrong
51. if in a binomial probability distribution mean and variance are 6 and 2.4 respectively, then the parameters of this distribution are:____________________?
comments icon0
A. n = 10, p = 3/5

B. n = 10, p = 6/10

C. n = 50, p = 6/50

D. n = 10, p = 2/5

52. Binomial distribution is used when ___________ is large?
comments icon0
A. n

B. nq

C. p

D. nP

53. The mean of a binomial distribution is always:____________________?
comments icon0

A. Less than variance

B. None of these

C. Greater than varince

D. Equal to variance

54. The variance of binomial distribution is always:________________?
comments icon0

A. Equal to mean

B. None of these

C. Greater than mean

D. Equal to standard deviation

E. Less than mean
55. In binomial experiment, the successive trials are _____________?
comments icon0

A. Related

B. constant

C. independent

D. Dependent

56. The probability of success changes from trial to trial in:___________________?
comments icon0

A. Geometric distribution

B. Sampling distribution

C. Hypergeometrical distribution

D. Binomial distribution

57. Hypergeometric distribution has parameter:_____________________?
comments icon0

A. No

B. 3

C. 1

D. 2

E. 4

58. The mean and variance of binomial distribution are ______________?
comments icon0

A. Unequal

B. Equal

C. None

D. Symmetrical

59. The mean, median and mode for binomial distribution will be equal when:______________?
comments icon0

A. None of these

B. p= 0.5

C. p = 1

D. P 0.5

60. A random variable X has binomial distribution with n = 10 and p = 0.3 then variance of X is:_____________________?
comments icon0

A. 21

B. 12

C. 10

D. 2.1

E. None