probability MCQs – Page 4

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

probability Mcqs

61. A?B means:_______________?
0

A. The elements A but not of B

B. The elements of A and B

C. None of these

D. The elements of A or B

62. If a card is chosen from a standard deck of cards, what is the probability of getting a five or a seven ?
0

A. 26-Jan

B. 8/52

C. 1/169

D. Apr-52

63. The probability of a save event is equal to _________________?
0

A. One

B. Two

C. Three

D. Four

64. If in a coin P(H) = 2P(T) then prob. of head is ______________?
0

A. 3-Jan

B. 2-Jan

C. 2/3

D. 0

65. when a three die rolled the sample space consists of _____________?
0

A. 6 outcomes

B. 216 outcomes

C. Non of these

D. 24 outcomes

66. The possibility of total outcome in a coin equal to _______________?
0

A. Fifty %

B. 60%

C. 30%

D. Twenty %

67. 5C5 is equal to ________________?
0

A. 5

B. 1

C. 55

D. None of these

68. If P(A?B) =1/4 then P(AUB) is ________________?
0

A. 2-Jan

B. 1/3

C. 12-Jan

D. 8-Mar

69. Two event are said to be equally likely is ______________?
0

A. As any other

B. both event occurs

C. One occurs

D. not both occurs

70. If two events can both occur at the same time then they are referred as:__________________?
0

A. Mutually Exclusive events

B. Dependent events

C. Exclusive events

D. Independent events

71. if you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7 ?
0

A. 13/36

B. 21/36

C. 15/36

D. Apr-36

72. A experiment repeated number of time one by one is called _________________?
0

A. Random

B. Specified

C. Raw data

D. Introduce

73. The probability of getting at least one head when two balance coins are tossed once __________________?
0

A. 4-Apr

B. 4-Feb

C. 3/4

D. 4-Jan

74. In special rule of addition of probability, the events are Always:_______________?
0

A. Bayesian

B. Empirical

C. Mutually Exclusive events

D. Independent events

75. The product of first n natural numbers is _____________?
0

A. None of these

B. n. (n-1) (n-2)..3.2.1.0

C. 1.2.3(n-2) (n-1) (n)

D. 1.2.3.4,

76. The probability of drawing same number on two dice if two dice are thrown _________________?
0

A. Jan-36

B. Dec-36

C. Jun-36

D. 18/36

77. Events occurring together without affecting each other are called:_________________?
0

A. Independent events

B. Equally likely events

C. Mutually Exclusive events

D. Dependent events

78. If A denotes the males of a town and B denotes the females of that town, then A and B are:___________?
0

A. None of these

B. Non- overlapping sets

C. Over lapping sets

D. Equal sets

79. If the events have same chance of occurrence they are called:_______________?
0

A. Equally likely events

B. Mutually Exhaustive events

C. dependent events

D. Exhaustive events

80. The collection of one or more outcomes from an experiment is called:__________________?
0

A. Random Experiment

B. Z-Value

C. Event

D. Probability

E. Random Variable

Showing 61 to 80 of 86 mcqs