# Random Experiment

## Trending Questions

**Q.**Two fair coins are tossed once. Then the number of elements in the sample space is

**Q.**Ram rolls a fair die. Which of the following can be the outcome?

Head

Tail

1

2

**Q.**

Arun comes with a coin which has head on both the sides. He then tells 'I am going to conduct a random experiment by tossing this coin and seeing whether it is head or tail”. Statement: what Arun conducted was not a random experiment.

True

False

**Q.**

An experiment is called random experiment if

It has more than one possible outcome

We are able to predict the outcome in advance

It is not possible to predict the outcome in advance

It has only one possible outcome

**Q.**The event of getting a number greater than 6 on rolling a single die is called a random experiment.

- False
- True

**Q.**List IList II (A)Let n be a number chosen randomly fromthe set of first 100 natural numbers. Thenthe probability that the value of (1+i)nis real, is (P)2(B)If the coefficient of x13 in the expansion of(1−x)5(1+x+x2+x3)4 is k, then thevalue of k4 is(Q)0.35(C)In an examination of 9 papers, a candidate has to pass in more papers than (s)he fails inorder to be successful. If the number ofways in which (s)he can be unsuccessful is 2m, then the value of m4 is (R)0.55(D)A, B, C are three events such that P(A)=0.6, P(B)=0.4, P(C)=0.5, P(A∪B)=0.8, P(A∩C)=0.3 and P(A∩B∩C)=0.2. If P(A∪B∪C)≥0.85and P(B∩C) lies in the interval [0.2, b], then the value of b is(S)1(T)0.5(U)0.25

Which of the following is the only CORRECT combination?

- (A)→(T)
- (B)→(P)
- (C)→(S)
- (D)→(Q)

**Q.**List IList II (A)Let n be a number chosen randomly fromthe set of first 100 natural numbers. Thenthe probability that the value of (1+i)nis real, is (P)2(B)If the coefficient of x13 in the expansion of(1−x)5(1+x+x2+x3)4 is k, then thevalue of k4 is(Q)0.35(C)In an examination of 9 papers, a candidate has to pass in more papers than (s)he fails inorder to be successful. If the number ofways in which (s)he can be unsuccessful is 2m, then the value of m4 is (R)0.55(D)A, B, C are three events such that P(A)=0.6, P(B)=0.4, P(C)=0.5, P(A∪B)=0.8, P(A∩C)=0.3 and P(A∩B∩C)=0.2. If P(A∪B∪C)≥0.85and P(B∩C) lies in the interval [0.2, b], then the value of b is(S)1(T)0.5(U)0.25

Which of the following is the only INCORRECT combination?

- (A)→(U)
- (B)→(S)
- (C)→(R)
- (D)→(Q)

**Q.**I toss a coin which has tails on both the sides, and record the outcome. The above mentioned experiment is a random experiment.

- True
- False

**Q.**Let’s say we keep 1 kg of water on a flickering flame. And we keep on recording the temperature of the water after every 30 seconds.

The above mentioned experiment is a random experiment.

- True
- False

**Q.**Selecting a blue ball from a bag which contains 50 blue balls is an example of a random experiment.

- False
- True