MCQ Class 11 Chapter 14 Maths Probability

MCQ’s For All Chapters – Maths Class 11th

1. There will be total 10  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. The sample space of an experiment is
S = {HHH, HHT, HTH, THH, HTT, THT, TTH, TTT}
and A = {TTT}, B = {HTT, THT, TTH}, C = {HHT, HTH, THH, HHH},
then A, B and C form a set of?

Mutually exclusive but not exhaustive events

Exhaustive but not mutually exclusive events

Mutually exclusive and exhaustive events

Neither mutually exclusive nor exhaustive events

Your comments:

Question 1 of 10

2. When the sets A and B are two events associated with a sample space, then 'A ∩ B' is the event.

Either A or B or both

Only one of the two, A or B

Both A and B

Neither A nor B

Your comments:

Question 2 of 10

3. If an event has more than one sample point, it is called a ………

Exhaustive event

Compound event

Simple event

Mutually exclusive event

Your comments:

Question 3 of 10

4. The numbers 2, 4, 6, 8 and 10 are written separately on five slips of paper. The slips are put in a box and mixed thoroughly. A person draws two slips from the box, one after the other, without replacement. Then, the sample space for the experiment is:

A.   B.   C.   D.   

A

B

C

D

Your comments:

Question 4 of 10

5. If 2/7 is the probability of an event, then the probability of the event 'not A' is:

5/7

6/7

2/7

3/7

Your comments:

Question 5 of 10

6. A possible result of a random experiment is called its ……

Favorable outcomes

Event

Outcome

Experiment

Your comments:

Question 6 of 10

7. Two students Amit and Priyanka appeared in an examination. The probability that Amit will qualify the examination is 0.06 and that Priyanka will qualify the examination is 0.12. The probability that both will qualify the examination is 0.02. Then, the probability that both Amit and Priyanka will not qualify the examination is:

0.91

0.12

0.84

0.45

Your comments:

Question 7 of 10

8. The sample space associated to thrown a dice is:

(1, 2, 3)

(1, 2, 3, 4, 5, 6)

(1, 3, 5)

(2, 4, 6)

Your comments:

Question 8 of 10

9. An experiment involves rolling a pair of dice and recording the number that comes up.

Suppose,
A: the sum is greater than 8.
B: 2 occurs on either die.

Then A and B are ....... events.

Random experiment

Mutually exclusive events

Exhaustive events

Favorable events

Your comments:

Question 9 of 10

10. A box contains 15 red marbles, 15 blue marbles and 30 green marbles. 5 marbles are drawn from the box, what is the probability that atleast one will be green?

A.  B.  C.   zero

D.  1

A

B

C

D

Your comments:

Question 10 of 10

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