1. What do you call the activity with an observable result?
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A. Event
B. Experiment C. Outcome
D. Sample Space
2. What term in statistics refers to the collection of one or more of the outcomes of an experiment?
A. Event
B.Compound Event C. Sample Event D. Probability
score
3. What branch of Mathematics is concerned with analyzing the chance that a particular event will
occur?
A. Event
B.Compound Event C. Sample Event D. Probability
4. What do you call the activity with an observable result?
A. Event
B. Experiment C. Outcome
D. Sample Space
5. What term in statistics refers to the collection of one or more of the outcomes of an experiment?
A. Event
B.Compound Event C. Sample Event D. Probability
6. What branch of Mathematics is concerned with analyzing the chance that a particular event will
occur?
A. Event
B.Compound Event C. Sample Event D. Probability
-7. If a coin is tossed 10 times, haead appears 3 times. What is the experimental probability of getting a
head?
A. 3/10
B. 1/2
C. 7/10
D. 1
8. If a die is rolled 500 times and a 3 comes 313 times. What will be the experimental probability of 3
showing up in the die?
A. 3/500
B. 3/313
C. 313/500
D. 1
9. If a die is thrown six times out of which thrice it gives a 4. What is the probabilty of getting a 4?
A. 1/6
B. 24
C. 1/3
D. 1/2
10. Annie has given GATE exam thrice and has not qualified even once. Find the theoretical probability
of her qualifying the exam next time?
A. O
B. 1/3
C. 1/2
D. 1
11. When you tossed a coin, what is the number of possible outcomes?
A. 1
B. 2
C.3
D.4
12. What is the number of outcomes with 2 heads in item #41?
A. O
B. 1
C.2
D.3
13. How many possible outcomes when a coin is tossed twice?
A. 1
B. 2
C.3
D.4
14. Drawing a card at random from a deck of 10 identical card suits labeled 1 to 10, how do you write a
sample space?
A. {1}
B. {10}
C. {1,10}
D. {1,2,3,4,5,6,7,8,9,10}
15. How do you write the total number of possible outcomes?
A. n(S)=11
B. n(S)=10
C. n(S)=9
D. n(S)=1
16. A pack of button has 10 white buttons, 8 red bottons, and 4 black buttons. If a button is picked at
random, what is the probability that the button picked is white?
A. 2/11
B. 3/11
C.4/11
D. 5/11
17. In item # 16, what is the probability that the button picked is red?
A. 2/11
B. 3/11
C.4/11
D. 5/11
18. In item # 16, what is the probability that the button picked is black?
A. 2/11
B. 3/11
C.4/11
D. 5/11
19. In item # 16, what is the probability that the button picked is black or red?
A. 3/11
B. 4/11
C.5/11
D. 6/11
20. A coin is tossed 10 times. A head is recorded 8 times and a tail 2 times. What is the probability of
getting a head?
A. 1/5
B. 2/5
C.3/5
D. 4/5
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Answer:
1.D
2.A
3.C
4.A
5.A
6.D
7.B
8.A
9.A
10.A
11.D
12.C
13.B
14.C
15.B
16.D
17.A
18.A
19.C
20.B