Sum of Probabilities

Q.

The sum of the probabilities of all elementary events is

1. 0

2. 0.5

3. 1

4. 2

Q. Complete the statement:
The sum of the probabilities of all the elementary events of an experiment is ___.

Q.

Sum of probabilities of all outcomes in an experiment is__

Q. The sum of the probabilities of all the elementary events of an experiment is __.

1. 1
2. -1
3. greater than 1
4. 0

Q.

In a single throw of dice, the probability of getting a number greater than 6 is___

1. 1

2. 1/6

3. 1/3

4. 0

Q. Which of the following cannot be a probability of an event ?

1. 0.5
2. 0.9
3. 99%
4. 1.25

Q. Which of the following options is correct?

1. $P\left(E\right)=1+P\left(\overline{E}\right)$
2. $P\left(\overline{E}\right)-P\left(E\right)=1$
3. $P\left(E\right)+P\left(\overline{E}\right)=1$
4. None of these

Q. If $P\left(E\right)=0.05$, what is the probability of 'not $E$'?

Q. Complete the statement:
The sum of the probabilities of all the elementary events of an experiment is ___.

Q.

The sum of the probabilities of all elementary events is

1. 0

2. 2

3. 1

4. 0.5