Problems on Empirical Probability

1. There will be total 20 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. An urn contains 10 red and 8 white balls. One ball is drawn at random. The probability that the ball drawn is white is

A

B

C

D

Your comments:

Question 1 of 20

2. The sum of the occurrence of an event A and its non-occurrence is equal to

0

2

Not defined

1

Your comments:

Question 2 of 20

3. In a survey, out of 200 students, it is observed that 125 students like mathematics. What is the probability of the students who do not like mathematics?

A

B

C

D

Your comments:

Question 3 of 20

4. In a series of 6 cricket matches, the number of runs scored by the captain of a team are 54, 32, 48, 55, 29, 35. So in the next match, the probability that he will cross the half century is

0.33

0.24

0.35

0.48

Your comments:

Question 4 of 20

5. The percentages of marks obtained by a student in six unit tests are given below:
If a test is selected at random then, the probability that the student gets more than 60% marks in the test is

 

0.6

0.5

0.2

0.3

Your comments:

Question 5 of 20

6. Two unbiased coins are tossed simultaneously. The probability of getting two tails is
 

 

A

B

C

D

Your comments:

Question 6 of 20

7. Which one of the following cannot be the probability of an event?

2/3

-1/6

0

1

Your comments:

Question 7 of 20

8. Probability of getting an even number on a die is

1/2

0

1/3

2/3

Your comments:

Question 8 of 20

9. To find out the likings of students about extra-curricular activities, a survey was conducted. The following data was recorded.
The probability that a randomly selected student is fond of sports is

 

3/4

3/8

11/40

17/40

Your comments:

Question 9 of 20

10. In a football match, a player hits 8 goals out of 60 balls. Find the probability that the player did not hit the goal.

11/15

4/5

8/15

13/15

Your comments:

Question 10 of 20

11. In a series of 6 cricket matches, the number of runs scored by the captain of a team are 54, 32, 48, 55, 29, 35. So in the next match, the probability that he will cross the half century is

0.24

0.33

0.48

0.35

Your comments:

Question 11 of 20

12. In a sample survey of 640 people, it was found that 400 people have a secondary school certificate. If a person is selected at random, the probability that the person does not have such certificate is

0.625

0.875

0.375

0.725

Your comments:

Question 12 of 20

13. In year 2009, during rainy season of 90 days, it was observed that it rained 20 days only. Then probability that it did not rain is:

70

7/9

2/9

9/7

Your comments:

Question 13 of 20

14. If two coins are tossed simultaneously, the probability of getting at least one tail is

3/2

3/4

1/4

1/2

Your comments:

Question 14 of 20

15. Two unbiased coins are tossed simultaneously. The probability of getting at most one head is

5/4

1/4

3/4

2/3

Your comments:

Question 15 of 20

16. A coin is tossed 100 times with the following frequency.
Head:55, Tail:45
The probabilities of getting a head and a tail respectively are

A

B

C

D

Your comments:

Question 16 of 20

17. A dice is thrown. The probability of getting a multiple of 3 is

4/3

5/3

1/3

2/3

Your comments:

Question 17 of 20

18. From a well shuffled pack of 52 cards, a card is drawn at random. Find the probability that it is a diamond.

25/52

1/4

1/52

1/13

Your comments:

Question 18 of 20

19. In a group of 40 students 16 like playing, 10 like watching TV and the remaining like reading in their free time. A student is chosen at random. What is the probability that he likes playing?

3/5

2/5

1/5

4/5

Your comments:

Question 19 of 20

20. Sum of the probability of happening and not happening of an event is:

0

None of these

2

1

Your comments:

Question 20 of 20

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