Important Terms Regarding Probability

Q.

In how many ways can $9$ books be arranged on a shelf?

Q. How many different options does Samuel have if there are 8 daily newspapers and 5 weekly magazines published in California and he wants to subscribe to exactly one daily newspaper and one weekly magazine?

1. 40

Q. In an ice-cream parlour, there are 6 flavors of ice-cream and 3 different cones available. A person can order 18 different ice-creams.

1. True
2. False

Q. If Jack has 3 shirts and 4 pants, then how many different outfits can Jack put together?

1. 12

Q. A person wants to go a movie. Help him to choose the correct number of different options he have with the following data:

Mall: Mall A, Mall B, Mall C
Movies: Movie A, Movie B
Ticket rate: Silver, Gold, Diamond

1. 81
2. 81
3. 9
4. 18

Q. Martin went to an automobile store to buy a new car for him. The following choices are available:


How many total choices are available for Martin?

1. 10
2. 15
3. 30

Q.
David spins the spinner once. What is the sample space for this experiment?

1. $\{1,3,5\}$
2. $\{2,4\}$
3. $\{1,2,3,4,5\}$
4. None of the above

Q. A trial with a clearly defined outcome is known as a/an

Q. A fair die is rolled once. The event set of getting a prime number is represented in which of the following way?

1. $E=(2,3,5)$
2. $E=\{2,3,5\}$
3. $E=[1,2,3,5]$
4. $E=\{1,2,3,5\}$

Q. What would be the sample space $S$ obtained when we roll a die?

1. $S=\{1,2,3,4,5,6\}$
2. $S=\{1,2,3,5,6\}$
3. $S=\{1,2,3\}$
4. $S=\{2,3,4,5,6\}$

Q.

The choices of the fruits of $20$ students in a class are as follows:

$B,M,A,G,M,A,B,G,M,B,A,O,B,G,A,G,B,G,A,G$

[$A,B,G,M$and $O$ stand for the fruits Apple, Banana, Grapes, Mango and Orange respectively]. Which two fruits are liked by an equal number of students?

1. $A$ and $M$

2. $A$ and $B$

3. $B$ and $O$

4. $B$ and $G$

Q. Which among the following defines a "$\text{Trial}$"?

1. A process by which an outcome is obtained.
2. The numerous attempts in the process of an experiment.
3. Any particular performance of a random experiment.
4. Rolling a die

Q. What is the result of a trial known as?

1. Experiment
2. Outcome
3. Output
4. Probability

Q. Which of the following represent the sample space of the roll of a fair die?

1. $S=(1,2,3,4,5,6)$
2. $S=\{1,2,3,4,5,6\}$
3. $S=[1,2,3,4,5,6]$