1. Two coins are thrown at the same time. Find the probability of getting both heads.
A. 3/4
B. 1/4
C. 1/2
D. 0
2. In a game of cards, where a pack contains 52 cards, what is the probability that the card drawn belongs to either spade or club category
A. 1/2
B. 1/4
C. 1
D. 0
3. The event of drawing either a Jack or a spade from a well- shuffled deck of playing cards. Find the probability.
A. 2/13
B. 4/13
C. 0
D. 1/13
4. What is the probability of getting a club from a deck of cards?
A. 12/52
B. 13/52
C. 26/52
D. None of the above
5. If two dice are thrown in the air, the probability of getting sum as 3 will be
A. 2/18
B. 3/18
C. 1/18
D. 1/36
6. A dice is thrown. The probability of getting 1 or 6 is:
A. 2/8
B. 1/6
C. 1/2
D. 1/3
7. A batsman hits boundaries for 6 times out of 30 balls. Find the probability that he did not hit the boundaries.
A. 1/5
B. 2/5
C. 3/5
D. 4/5
8. A fish tank has 5 male fish and 8 female fish. The probability of fish taken out is a male fish:
A. 5/8
B. 5/13
C. 13/5
D. 5
9. A card is drawn from the set of 52 cards. Find the probability of getting a queen card.
A. 1/26
B. 1/13
C. 4/53
D. 4/13
10. The two or more events are termed as ……………………, if the occurrence of any one event does not have any effect on the occurrence of any other event
A. Statistically independent events
B. Statistically dependent events
C. Null events
D. Impossible events
11. This is the Type of probability under statistically independent case.
A. Marginal Probability
B. Joint Probability
C. Conditional Probability
D. All of the above
12. In a throw of a fair die, the marginal probability of the face bearing number 4 is
A. 1/6
B. 2/6
C. 4
D. 4/6
13. In finding out the probability of two or more events either occurring together or in quick succession to each other, for this purpose the concept of …………… is used
A. Marginal Probability
B. Joint Probability
C. Conditional Probability
D. None of the above
14. Marginal Probability is also known as
A. Simple probability
B. Unconditional probability
C. Both (a) an (b)
D. Neither (a) nor (b)
15. When a fair die is thrown twice in quick succession, then to find the probability of having 2 in the 1st throw and 4 in second throw is
A. 1/6
B. 12/36
C. 1/36
D. 2/36
16. This joint probability of two or more statistically independent events occurring together is determined by the …………… of their marginal probability
A. Product
B. Sum
C. Division
D. None of the above
17. Symbol for conditional probability is
A. P (A)
B. P (AB)
C. P (A/B)
D. None of the above
18. When a fair coin is tossed twice in quick succession, the probability of head occurring in both the tosses is
A. 0.2
B. 1
C. 0.25
D. 0.50
19. 100 cards are numbered from 1 to 100. Find the probability of getting a prime number.
A. 3/4
B. 27/50
C. 1/4
D. 29/100
20. These are the types of probability under statistical dependence case
A. Conditional Probability
B. Joint Probability
C. Marginal Probability
D. All of the above