Sure Event

Q. Question 1 (iii)
Complete the following statements:
The probability of an event that is certain to happen is ___ . Such an event is called ___.

Q.

An event for an experiment is defined as

1. Collection of happenings and non-happenings

2. Collection of odd event and even event of the experiment

3. Collection of some outcomes of the experiment

4. Collection of probabilities

Q.

The sum of probabilities of two mutually exclusive events will be 1.

1. True

2. False

Q.

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

1. Not defined

2. 2

3. 0

4. 1

Q.

State whether the given statement is true or false:

The probability of occurrence of a sure event is 1.

1. True

2. False

Q.

The probability of an event E that will definitely happen is 1. Such an event is called a ___ event.

Q. If $k{x}^3+9x^2+4x-10$ divided by $x+3$ leaves a remainder $5$, then the value of $k$ will be

1. $1$
2. $2$
3. $-2$
4. $-1$

Q. Find four rational numbers between $\frac{3}{5}$ and $\frac{4}{5}$

Q. Complete the statements:
The probability of an event that is certain to happen is ___ .
Such an event is called ___

Q.

An event whose probability of occurrence is 1, is called as a ___ event.